RU1729247C
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Electron gun with deflecting system and method of forming electrostatic field deflecting system
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SU1753571A1
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Device for control over rotational speed of dc electric motor
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SU1704195A1
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Apparatus tv study semiconductor deep-lying levels
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SU1723565A1
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Switch regulator of rectified voltage
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SU1686679A1
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Device for controlling speed of dc motor
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SU1677698A1
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Rectified voltage switching stabilizer
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SU1605300A1
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Transformer-less variable a.c. to d.c. voltage converter
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SU1647539A1
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High-voltage dc voltage stabilizer
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RU1783501C
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Device for thermostat control
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SU1441194A1
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Device for checking condition of surface
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SU1645917A1
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Method of determining gyromagnetic and gyroelectrical components of gyration vector of ferrites in optical frequencies
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SU1462471A2
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Relaxation generator
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SU1403040A1
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Stabilized inverter
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SU1432746A1
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Amplitude-time converter
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SU1292145A1
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Two-step inverter
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SU1263917A1
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Vacuum trap
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SU1229741A1
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Stabilized power source
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SU1177786A1
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Unidirectional mode converter
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SU1156210A1
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Controlled a.c.voltage-to-a.c.voltage converter
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SU1130995A1
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Inverter
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