CAPACITANCE-TO-TIME INTERVAL CONVERTER von ELJAGIN S.V

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METHOD OF CAPACITANCE TO FREQUENCY CONVERSION von ELJAGIN S.V

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CONVERTER OF CAPACITANCE VALUE TO TIME INTERVAL von ELJAGIN S.V

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METHOD FOR CHECKING TONE FREQUENCY CHANNEL AND DEVICE WHICH IMPLEMENTS SAID METHOD von ELJAGIN S.V

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BIDIRECTIONAL VOICE-FREQUENCY AMPLIFIER von ELJAGIN S.V, NIKOLAENKO V.A, KAPITONOV A.A

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DEVICE FOR INTERFACE BETWEEN TWO-WIRE AND FOUR-WIRE LINES von ELJAGIN S.V, NIKOLAENKO V.A, KAPITONOV A.A

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METHOD FOR TRACKING TWO-WIRE AND FOUR-WIRE LINES von ELJAGIN S.V, NIKOLAENKO V.A, KAPITONOV A.A

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METHOD FOR DETECTION OF OBJECTS IN MONITORED REGION von ELJAGIN S.V, MARGELOV A.A, SHEREMETO JU.JU, NIKOLAENKO V.A, TREFILOV N.A

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SECURITY ALARM DEVICE von ELJAGIN S.V, MARGELOV A.A, SHEREMETO JU.JU, NIKOLAENKO V.A, TREFILOV N.A

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