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Winkopp Trademarks
WINKOPP
Mechanical variable speed drives
Cancelled
·
December 14, 2009
·
77892768
·
WINKOPP
MECHANICAL SPEED VARIATORS
Cancelled
·
November 20, 1987
·
73696578
·
WINKOPP
MECHANICAL SPEED VARIATOR
Abandoned
·
November 13, 1984
·
73508444
·
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