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Class Number: 328 Class Title: MISCELLANEOUS ELECTRON SPACE DISCHARGE DEVICE SYSTEMS Subclass Subclass Number Title 1 WITH MEANS RESPONSIVE TO EXTERNAL NONELECTRICAL CONDITION 2 .Light responsive 3 .Temperature responsive 4 .Moisture responsive 5 .Responsive to approach or passage of an object 6 .Flame responsive (e.g., flame acts as a rectifier in circuit) 7 WITH PROTECTIVE DEVICES FOR PERSONNEL 8 WITH PROTECTIVE MEANS FOR TUBES (E.G., AGAINST OVERLOAD, POWER SURGE) 9 .With control means for plate voltage or current 10 .With means to limit grid voltage and/or current 11 .Temperature control 12 WITH DIVERSE-TYPE ART DEVICE 13 WAVE CONVERSION SYSTEM (E.G., SINE WAVE TO PULSE WAVE) 14 .With synthesizing or quantizing means 15 .Frequency conversion systems 16 ..Harmonic or subharmonic generating means 17 ...With plural outputs 18 ....Selectively 19 ...With particular tube and/or distributed parameter elements 20 ..Frequency doubling means 21 .A.C. wave input to A.C. wave output 22 ..With plural conversion means (e.g., sine wave to sawtooth) to sine wave 23 ..With harmonic adding means 24 ..With phase conversion means (i.e., M-phase to N-phase) 25 ..With frequency dividing means 26 .A.C. wave input to rectified output 27 .Pulse wave input to A.C. wave output 28 .A.C. wave input to complex or pulse wave output 29 ..With plural pulse train outputs 30 ..With frequency dividing means 31 ..With amplitude control and/or limiting means 32 ..With rectifier means 33 ..With saturable inductance means 34 .Pulse wave input to pulse wave output 35 ..Rectangular pulse to sawtooth pulse 36 ..With plural conversions (e.g., triangular to sawtooth to square wave) 38.1 ..With pulse frequency multiplying means (i.e., single pulse successive pulse output) 53 ..With amplitude variation means (i.e., one pulse height to another) 54 ...With limiting and/or clipping means 55 ..With pulse delay and/or phase control means 56 ...With passive delay line means 57 ..Plural pulse output with opposite polarities 58 ..With duration control means (e.g., pulse stretching) 59 PULSE GENERATING MEANS 60 .With plural paths in network 61 ..With common output 62 .With plural outputss 63 .With synchronizing or timing means 64 .With electron beam-type tube 65 .With electromagnetic pulse forming means 66 .Delay line and/or capacitor storage means charged or discharged through or by a relaxation oscillator-type circuit 67 .Delay line or capacitor storage means charges or discharges through a tube 68 ..With relaxation oscillator in input of discharge tube 69 CONTROL SYSTEMS 70 .Plurality of load devices 71 .With plural paths in circuits 72 .With timing and/or synchronizing means 73 ..Intermittent control 74 ..With pulse forming means 75 ..Sequencing means 76 .Electron switching tube discharge path in series with an electrical circuit 77 ..With timing means 78 ...Utilizing a plurality of capacitor charging and discharging means 79 ..Plural tubes complete plural separate circuit means 80 ..Plural tubes complete single circuit means 81 ...Tubes connected in inverse parallel 82 ..Single tube completes circuit 83 ...Responsive to plurality of control signals 84 ...Gaseous tube 85 .Electron tube controls external circuit control means 86 ..With timing means (closing means) 87 ...With mechanical switching means in control circuit of tube 88 ..Plural tubes with plural electromagnetic circuit control means 89 ..Plural tubes with single electromagnetic circuit control means 90 ..Single tube 91 .Electron tube gating means 95 ..Plural gating means 96 ...Parallel-connected 97 ...Selectively operated 98 ..With cathode follower output 99 ..With inhibiting means 100 ..Shunt-controlled 101 ..Plural tube gating means (single gate) 102 ..Single tube gating means 103 DISTRIBUTION AND COMBINING SYSTEMS 104 .Plural channel input to single channel output 105 .Single channel input to plural channel output 106 ..Plural tube stages successively or sequentially conducting 107 ..Single tube with plurality of outputs 108 PULSE CHARACTERISTIC SELECTING MEANS 109 .By time or phase relationship 110 ..With coincidence means 111 .By width 112 ..With plural paths in circuit 113 ..With shock-excited circuit 114 .By shape or slope 115 .By amplitude 116 ..With plural channels 117 ...With combining means in outputt 118 .By polarity 119 .With decoding means 120 .Missing pulse detecting means 121 STORAGE SYSTEMS INCLUDING A TUBE OR TUBES 122 .With plural cascaded stage storage means 123 .Cathode ray tube storage means 124 ..With storage scan and/or reading scan means 125 .Gas tube means 126 .With single tube storage means 127 INTEGRATING OR DIFFERENTIATING NETWORKS 128 .With single tube (e.g., Miller integrator type) 129.1 WITH TIME INTERVAL DETERMINING MEANS 130.1 .Plurality of intervals sequentially 131.1 .With electromechanical relay means 132 OUTPUT INDICATIVE OF RATE OF CHANGE OR INPUT VOLTAGE 133 OUTPUT IS A FUNCTION OF PHASE OR FREQUENCY DIFFERENCE BETWEEN PLURAL INPUT SIGNALS (E.G., SYNCHRONOUS DETECTORS) 134 .Fixed frequency reference compared with a variable frequency 135 OUTPUT IS A FUNCTION OF DIFFERENCE IN AMPLITUDE BETWEEN TWO CHARACTERISTICS OF OR POINTS ON A SINGLE INPUT WAVE 136 OUTPUT IS A FUNCTION OF A SPECIFIC OR PREDETERMINED NUMBER OF COMPLETE CYCLES OF AN A.C. INPUT WAVE 137 OUTPUT IS A SELECTED ONE OF A PLURALITY OF SIMULTANEOUSLY APPLIED INPUT SIGNAL WAVES 138 OUTPUT IS PRESENT ONLY AT A PREDETERMINED FREQUENCY OF A SIGNAL INPUT 139 OUTPUT IS A FUNCTION OF A PRESELECTED SIGNAL COMPONENT IN A COMPOSITE WAVE INPUT (E.G., SYNCHRONIZING PULSE SEPARATORS) 140 OUTPUT IS A FUNCTION OF FREQUENCY REPETITION RATE OR POLARITY OF A SINGLE INPUT 141 .Output proportional to the deviation from a reference frequency 142 WITH OUTPUT AS A NONLINEAR FUNCTION OF INPUT 143 .With plural channels in circuit 144 .Output indicative of square law function or input (as either square or square root) 145 .Output a logarithmic function of input 146 VOLTAGE SIGNAL AMPLITUDE COMPARISON MEANS 147 .With plural paths in circuit 148 .With indicating means 149 .With filter and/or detector means 150 WITH OUTPUT REPRESENTATIVE OF OR DEPENDENT UPON A PARTICULAR OR INSTANTANEOUS AMPLITUDE OF THE INPUT 151 .With sampling and/or storage means in circuit 152 CHANNEL SELECTING MEANS 153 .With single input, plural output 154 .With plural input, single output 155 PHASE CORRECTION OR CONTROL SYSTEMS 156 OUTPUT A COMPOSITE OF A PLURALITY OF INPUTS 157 .Pulse wave inputs 158 OUTPUT A RESULTANT FUNCTION OF A PLURALITY OF INPUTS 159 .Sum and carry systems (e.g., half adders) 160 .Output is product of plural inputs 161 .Output is quotient of plural inputs 162 DISTORTION MEASURING AND/OR CORRECTION MEANS 163 .With plural channels 164 .With pulse regenerating means 165 UNWANTED WAVE COMPONENT ELIMINATING MEANSS 166 .Quadrature component selection or rejection 167 .With filter means 168 AMPLITUDE CONTROL MEANS 169 .With amplitude limiting means 170 ..With tuned circuit means 171 ..With rectifier and/or nonlinear impedance 172 .With means to control current in the output 173 .With means to maintain constant level output 175 ..With feedback means 176 WITH BOOTSTRAP CIRCUIT MEANS 177 ELECTRON TUBE DELAY MEANS 178 WITH PARTICULAR WAVE OUTPUT 179 .With synchronizing means 180 .With plural outputs 181 .Sawtooth or triangular wave output 182 ..With cathode follower 183 ..With constant current means in circuit 184 ..With linearization means 185 ..With slope and/or duration control means 186 .With step wave output 187 .With TV signal or complex pulse wave output 188 .With test pattern waveform 189 .With marker pulse wave output 190 WITH PARTICULAR CIRCUIT MEANS 191 .Plural stages including multivibrator type 192 ..With feedback means between stages 193 .Multivibrator type 194 ..With control tube 195 ..With gating means 196 ..With particular pulsing or triggering means 197 ..With further tube in output 198 ..With transistor in tube circuit 199 ..With diverse-type tubes 200 ..With gross coupling through a tube or tubes 201 ..With synchronizing means 202 ..With tubes in series (e.g., cascade connected) 203 ..With cathodes connected 204 ..With output control means 205 ..With three or more conditions of equilibrium 206 ..Bistable type 207 ..Monostable type 208 .With bridge circuit 209 .With particular feedback means 210 .With gaseous tube 211 ..With particular electrode arrangement 212 .With diverse-type vacuum tubes 213 .With cathode follower 214 .Tube or tubes perform plural functions 215 .With oscillation prevention means 216 .With distributed parameter circuit 217 .With plate supply voltage variation compensation means 218 .With equipotential surface cathode heating means 219 .Control circuit utilizes internal tube structure 220 .With space charge grid (e.g., virtual cathode) 221 .With particular coupling or decoupling means 222 .With particular connecting means 223 .Including oscillatory or shock-excited circuit 224 .One tube acts as a standby for anotherr 225 .With particular grid control means 226 .With particular bias means 227 .Including electron or other charged particle beam tube 228 ..With beam focusing, centering or dispersing means 229 ..With beam deflecting means 230 ...Magnetic 231 ..Cathode ray type 232 ..Klystron type 233 ..With particle accelerating or decelerating means 234 ...Cyclotron type 235 ...Synchrotron type 236 ...Bevatron type 237 ...Betatron type 238 ...Rotatron type 239 .With speaker field coil 240 .With hum or microphonic eliminating means 241 .Negative resistance type 242 ..Secondary emissive type 243 ..Electron multiplier type 244 ..Magnetic field-controlled type 245 .With retarding field means (e.g., Barkhausen-Kurz) 246 .Single tube 247 ..Triggered circuit 248 ...Bistable (e.g., phantastron) 249 WITH PARTICULAR TUBE STRUCTURE 250 .Gas tube 251 ..With particular electrode arrangement 252 .Vacuum tube type 253 ..Magnetically controlled 254 ..Beam tube structure 255 ...Cathode ray type 256 ...Electron or particle acceleration or deceleration type 257 ...Negative resistance type 258 WITH PARTICULAR SOURCE OF POWER OR BIAS VOLTAGE 259 .With protective means 260 .With A.C. or D.C. input selectively or alternately 261 .With oscillator and/or interrupter 262 .Fluctuating or A.C. source with rectifier and/or filter means 263 ..With particular filter means 264 ..With battery connected across rectifier means 265 .With hum or interaction prevention means 266 ..With means to supply separate out of phase voltages to plate and grid circuit 267 .With voltage regulating means 268 .Raw A.C. to plate and/or filament circuits 269 .With thermoelectric generating means 270 .With particular filament heating circuit means 271 MISCELLANEOUS