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Patents Granted on 1917-03-13
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,218,749Mar. 13, 1917W.L. DemingProjectographoscope
1,218,757Mar. 13, 1917O.C. GesslerCompound Toolcombination cork extractors
1,218,784Mar. 13, 1917W.F. Groene, R.K. Le BlondPositive Apron Drive for Lathesengine lathes
1,218,788Mar. 13, 1917J.R. LongBench-visebench vises
1,218,951Mar. 13, 1917H.E. MortonHead for Draw Cut Shapersmetal shapers
1,219,083Mar. 13, 1917A.E. ChurchHydraulic chuckmetal lathe chucks
1,219,149Mar. 13, 1917F.B. PuglisiRotary Vernier Calipersindicating calipers
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