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Patents Granted on 1917-03-27
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,220,298Mar. 27, 1917A. VanderveldMount for belt-hooksbelts, belt lacing and belt lacers
1,220,324Mar. 27, 1917E.E. EllisTool Holderlathe tool holders and tool posts
1,220,348Mar. 27, 1917A.B. LandisCutter-headmetal threading machines
1,220,390Mar. 27, 1917J.C. BackertCutting-machinetablesaws
1,220,547Mar. 27, 1917A. PlacekValve Spring Liftervalve spring tools
1,220,570Mar. 27, 1917G.L. SwabbLocomotivesteam locomotives
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