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Patents Granted on 1954-11-09
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
CA-507,209Nov. 09, 1954T.W. BergquistSafety valvessteam safety valves
2,693,725Nov. 09, 1954H.D. CumminsMethod of Making Cutting Tools
2,693,727Nov. 09, 1954E.T. OlsonHydraulic visebench vises
2,693,744Nov. 09, 1954M.B. Moore, H. Nerwin, C.E. SmithRangefinder for Photographic Camerascamera range finders
2,694,116Nov. 09, 1954E.P. Bullard, IIIElectrical Switchelectric switches
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