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RU1775864C
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Noise level meter in a communication channel
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RU1775863C
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Method of noise level measurement in a communication channel
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SU1765879A1
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Harmonic corrector
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High-q grounded-inductance simulator
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Simulator of ungrounded inductance
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SU1758656A1
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Device for determination of patterns of stylized symbols
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Paste for low-temperature soldering
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RU1775858C
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Veterby decoder output device
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Diversity receiver for separated signals
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Device for separation of paths of reception and transmission in systems of duplex communication
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Device for transmission of speech and digital information over telephone communication lines
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Corrector of cross-color distortions
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SU1688412A1
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Delta-codec
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SU1668080A1
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Paste for soldering radioelectronic components
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SU1742909A1
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Aperture radiator isolation unit
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SU1686314A1
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Digital strain-measuring device
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SU1646754A1
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Paste for low-temperature soldering
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SU1744675A1
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Fiber-optical light guide and method
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SU1635269A1
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Adaptive device for duplex data transmission
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SU1703253A1
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Device for making powder-like solder
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