Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F04
POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
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F04D
NON-POSITIVE-DISPLACEMENT PUMPS
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5/00
Pumps with circumferential or transverse flow
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F04D5/001
Shear force pumps
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