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Birger Wollboldt
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Rodgau/Hainhausen, DE
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last 30 patents
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Patent Grant
Engageable tappet for a valve drive of an internal combustion engine
Patent number
5,782,216
Issue date
Jul 21, 1998
INA Walzlager Schaeffler KG
Michael Haas
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES