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RU1821772C
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Hydroacoustic direction finder
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RU1816253C
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Composition of alloy for spraying
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SU1838803A3
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Method of classification of echoes for alarm system of water area
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RU1816930C
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Ejecting device of smoke stack
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RU1768117C
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Electric filter for clarification of protein-containing liquids
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RU1801158C
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Hydraulic gate
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RU1771504C
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Grid enclosure
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RU1777946C
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Radial chemical reaction vessel
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RU1830439C
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Heat accumulator
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RU1826045C
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Method of testing weld joints for corrosion cracking
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RU1830440C
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Heat accumulator
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RU1814187C
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Stepping motor with start-stop control
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SU1765303A2
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Metal base
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RU1780072C
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Hydraulic and acoustic direction finder
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RU1800206C
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Device for suppressing pipeline vibrations
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SU1749504A1
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Liquid cooling jacket of internal combustion engine cylinder block
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SU1749614A1
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Injecting steam cooler
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RU1776843C
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Method of and device for energy conversion in closed-circuit gas-turbine plant
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RU1809257C
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Contact water heater
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RU1782638C
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Device for gas purifying
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