Assignee

WAAL H P BV

NL·1 granted patent·12 citations·filing 1989–1989

Technology mixF01B1 F02B1

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1 record

0139US5123334APump or motor with secondary piston connected to guide member of a main pistonWAAL H P BV·Filed 1989·Granted Jun 23, 1992·12 cites·5 claims

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