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Patents for Frank T. Wruk
Patents 1 - 2 of 2
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PictureNumberDatePatenteeTitle
2,202,256May 28, 1940O.M. Jensen, F.T. Wruk, T.W. WhitleyHydraulic feed for power driven hack saws
2,300,047Oct. 27, 1942O.M. Jensen, F.T. Wruk, J.R. McDonaldHydraulically controlled metal hack saw
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