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US2675350A
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Water treating apparatus
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US2603463A
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Brake control for tilting mixing drums
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US2562551A
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Closure door assembly for concrete mixers or agitators
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US2572260A
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Piston for internal-combustion engines
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US2576457A
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Renewable drip ring and closure seat for concrete mixers
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US2602680A
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Shutdown seal control for elastic fluid compressors
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US2577598A
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Water remover and air concentrator for refrigerating systems
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US2558884A
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Temperature controlled air throttling apparatus and method for controlling supply ofair to internal-combustion engines
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US2504223A
|
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Seal for rotatable closure plate on transit type concrete mixers
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US2523529A
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Eliminator for refrigeration system evaporators
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US2570134A
|
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Degasifying means in the lubrication system of elastic fluid compressors
|
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US2602583A
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Lubrication means for service pump drive on compressors
|
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US2544978A
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Multiple fuel internal-combustion engine
|
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US2604257A
|
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Tempering means for shielding the bearings of centrifugal compressors
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US2564584A
|
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Deaerating feed-water heater
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US2564583A
|
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Deaerating feed-water heater
|
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US2499169A
|
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Variable pressure vent control
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US2587473A
|
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Hydraulic debarker
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US2604073A
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Valve for rock drills
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US2526478A
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Cold process water softener
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