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Patents Granted on 1941-07-29
Patents 1 - 4 of 4
First set of recordsLast set of records
2,250,631Jul. 29, 1941W.R. Meyer, W.F. GroeneCrankshaft Chuckmetal lathe chucks
2,250,634Jul. 29, 1941W.L. GroeneHydraulic Center Drive Chuckmetal lathe chucks
2,250,640Jul. 29, 1941R.K. Le BlondPosition Indicating Means for Tailstocksmetalworking machine mechanisms
2,251,166Jul. 29, 1941H.P. PreisEngraving machine pattern and copy character thereforengraving machines
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