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Priority to JP979472ApriorityCriticalpatent/JPS4879307A/ja
Publication of JPS4879307ApublicationCriticalpatent/JPS4879307A/ja
F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
F04C2/00—Rotary-piston machines or pumps
F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
F04C2/082—Details specially related to intermeshing engagement type machines or pumps