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SU1709279A1
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Pressure regulator
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Arrangement for placing bottles into or removing bottles from box
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Piezoacoustic pickup
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Fluid stream distributor
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Amplifier for indirect gas pressure regulator
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Magnetic piston for cleaning inner surface of pipeline
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Cylindrical brush
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RU1770750C
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Device for locating flaws in pipe-line
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Hydraulic and pneumatic drive
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Self-reversing hydraulic/pneumatic drive
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Device for control of actuator and signalling of its state
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Liquid flow regulator
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SU1590981A1
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Gas pressure regulator
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Liquid flowmeter
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SU1601443A1
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Gas stream switch
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SU1643939A1
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Device for metering liquid into gas flow
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SU1550493A2
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Amplifier for gas pressure regulator of indirect actxion
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Device for remote check of performance cathode protection station of pipeline
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