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RU1775818C
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Two-ended dc voltage converter
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SU1764127A1
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Dc-to-dc voltage converter
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SU1756734A1
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Lantern
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SU1757068A1
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Constant voltage converter
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SU1757052A1
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Device for control over alternating current
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SU1763751A1
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Damper
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SU1763752A1
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Vibration isolator
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SU1741253A1
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Push-pull switching power amplifier
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SU1764657A1
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Pump for blood pumping over
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RU1770850C
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Method of determining spectral directional - hemispheric refraction coefficients of specimens
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SU1753502A1
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Device for location of lever of toggle switch
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SU1744727A1
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Device for clamping of lever of toggle switch
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SU1746417A1
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Device for clamping of lever of toggle switch
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SU1744726A1
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Device for clamping of lever of toggle switch
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SU1744725A1
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Device for clamping of lever of toggle switch
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SU1744728A1
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Device for clamping of lever of toggle switch
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RU1774388C
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Device for fixing arm of toggle switch
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SU1728905A1
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Multibeam array
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SU1754118A1
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Device for administering drugs
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SU1767484A1
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Thermally related direct current stabilizer
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