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Patents Granted on 1916-02-29
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,173,189Feb. 29, 1916J.G. HeyBelt-gearingmetalworking power transmission
1,173,307Feb. 29, 1916E.C. Clark, W.P. ReiboldtChain-grate stokersolid fuel stokers
1,173,460Feb. 29, 1916C.A. PalmgrenElectric switchelectric switches
1,173,509Feb. 29, 1916J.P. HedstromSwagesaw swages
1,173,525Feb. 29, 1916P.H. LeckingerRiveting Hammerriveting machines
1,173,536Feb. 29, 1916A.P. PhillipsCheck Valveindustrial valves
1,173,574Feb. 29, 1916G.D. HaydenAutomatic screw-machinescrew machines
1,173,650Feb. 29, 1916H.A. CrossForgeforges
1,173,659Feb. 29, 1916J.S. GoldbergGrease Cup
1,173,914Feb. 29, 1916T. Coventry, W. AndersonGear Cutting Machinegear making machines
1,174,009Feb. 29, 1916H.J. HjorthGage for Edged Toolsspecial purpose gauges
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