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RU1827670C
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Cell for processing illegible information
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RU1810780C
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Device for measuring spectral characteristics of ball bearing axial vibration
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RU1801202C
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Vertical gyro
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RU1820464C
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Stabilized voltage converter
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RU1815761C
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Regulated voltage converter
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RU1803745C
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Vibrating threshold pickup
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RU1772728C
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Device for quality control of articles
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SU1817200A1
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Device for speeding up life test of electric motor
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RU1779911C
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Apparatus for measuring point coordinates on plane
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RU1770916C
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Frequency measuring device
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RU1821847C
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Shf instrument phase shifter
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RU1826019C
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Method of testing multilayer printed circuits for resistance to thermal shock
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RU1820346C
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Pulse range finder
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RU1821808C
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Device for establishing criteria in identification of images of like texture
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SU1697254A1
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Device for measuring of the errors of positioning of step motor
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SU1805533A1
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Phase shifting device
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RU1800417C
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Method for wave velocity determining in sea bottoms
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RU1769318C
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Single-ended dc-to-dc voltage converter
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RU1771050C
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Active ripple filter
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RU1783328C
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Device for measuring magnetic tape tension
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