71579686
May 28, 1949
Oct 10, 1950
[ HYDRAULIC PRESSES-NAMELY, METAL-FORMING PRESSES, SHEET METAL STRETCH-FORMING PRESSES, FORGING PRESSES, POWDERED METALLURGY PRESSES, EXTRUDING PRESSES, BRIQUETTING PRESSES, PLASTIC COMPRESSION MOLDING PRESSES, PLASTIC TRANSFER MOLDING PRESSES, LABORATORY PRESSES, HOT PLATE PRESSES, DRY ICE BLOCKING PRESSES, RAYON STEEPING PRESSES, VENEER PRESSES, BENDING PRESSES, HORN PRESSES, FORCING PRESSES, SHAFT STRAIGHTENING PRESSES; ] DIE CASTING MACHINES, PLASTIC AND RUBBER INJECTION MOLDING MACHINES [ , AND SCRAP METAL BALERS; HYDRAULIC MOTORS AND RAMS; HYDRAULIC PUMPS-NAMELY, UNIDIRECTIONAL CONSTANT DELIVERY HYDRAULIC PUMPS, UNIDIRECTIONAL VARIABLE DELIVERY HYDRAULIC PUMPS, REVERSIBLE VARIABLE DELIVERY HYDRAULIC PUMPS; AND A MOTOR-DRIVEN APPARTATUS FOR MODIFYING THE PRESSURE AND VOLUME CHARACTERISTICS OF PRESSURE FLUID AND KNOW COMMERCIALLY AS A HYDRAULIC FLUID PRESSURE INTENTENSIFIER]
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