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标题 发布/更新时间 阅读量
Colour television display apparatus provided with a cathode-ray tube 2021-12-21 992
Modulator circuit for high power linear beam tube 2021-12-22 336
Zero crossing scr firing circuit network 2021-12-24 105
Electric discharge tube comprising a rod grid 2021-12-25 159
Semiconductor device having surface electric-field effect 2021-12-31 890
High density four-transistor mos content addressed memory 2022-01-01 6
Internally resistively ballasted discharge lamp containing bridge rectifier 2022-01-04 754
Direction finder automatic calibration updating control system 2021-12-26 543
Reciprocal ferrite phase shifter having means detecting deviations of the energy from desired linear polarization 2021-12-27 375
Tap-off section for a feeder bus duct run 2021-12-28 716
Rf/dc generator for quadrupole mass analyzer 2021-12-29 272
On-off motor control push button switch for photographic apparatus 2022-01-02 167
Cathode-ray tube using a quadrupolar electrostatic lens to correct orthogonality errors 2022-01-07 439
Controllable simulated inductor using tetrode transistors 2022-01-09 484
Cathode-ray tube with deflection amplification and post-deflection acceleration 2021-12-23 609
Magnetic beam adjusting arrangements 2021-12-30 31
Transition integration switching amplifier 2022-01-03 102
Mixing and aerating apparatus for plastics 2022-01-05 444
Methods of manufacturing semiconductor devices 2022-01-06 992
Circuit of a vacuum-tube,a.c.-coupled amplifier operating in conjunction with selective negative feed-back quadripoles 2022-01-08 326
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