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GB919102A
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Improvements relating to hydraulic transmission devices
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ES243070A1
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Brake installation for compound vehicles (Machine-translation by Google Translate, not legally binding)
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US2715679A
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Automatic phase corrector
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US2236151A
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Radio antenna
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US2247843A
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Conduit coupling
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US2280001A
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Variable coupling transformer
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US2231810A
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Flux variator
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US2247842A
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Device for electric control of movable stands
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US2229162A
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Control device for fluid pressure plants
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US2196360A
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Centrifugal governor
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US2247841A
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Voltage control device
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US2168163A
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Public address system
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US2178909A
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Evacuated bulb mount for piezoelectric crystals
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US2148817A
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Indicator for ignition apparatus
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US2154849A
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Crystal-stabilized resonating circuits
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US2192084A
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Tuning gear for radio receiving sets
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US2248428A
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Coupling
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US2137573A
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Screw and nut device
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US1997117A
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Automatic brake actuating device for trailed vehicles
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US2012770A
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Connecter for electric cables
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