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All Patents in class 428/522
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
2,097,096Oct. 26, 1937W.F. GroeneTop Feeding Mechanism for Lathesmetalworking machine mechanisms
4,784,894Nov. 15, 1988E.J. Hummelt, E.E. Kirkham, R. JohnstoneMolded polymer composite
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