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Patents for Clarence B. Foster
Patents 1 - 12 of 12
First set of recordsLast set of records
1,036,190Aug. 20, 1912N.D. ChardLathemetal lathes
1,067,137Jul. 08, 1913W. SchellenbachUniversal taper attachmentmetal lathe accessories
1,067,138Jul. 08, 1913W. SchellenbachCrank-turnermetal lathe accessories
1,067,142Jul. 08, 1913W. SchellenbachChange-gear mechanismengine lathes
1,067,143Jul. 08, 1913W. SchellenbachRevolving stead-restmetal lathe accessories
1,074,819Oct. 07, 1913W. SchellenbachGearingmetal lathes
1,082,866Dec. 30, 1913B.V. Colburn, S.C. HillesPaper drilling machinedrill presses
1,111,326Sep. 22, 1914W.L. SchellenbachGearingengine lathes
1,154,939Sep. 28, 1915W.L. Schellenbach, W. Lodge, N.D. ChardNarrow tool-supportmetal lathes
1,161,210Nov. 23, 1915J.M. HargraveWork-holding jawbar and pipe clamps
1,201,461Oct. 17, 1916J.M. HargraveWork-holding clampbar and pipe clamps
1,294,402Feb. 18, 1919F.B. CockburnEngine Lathe Apron Oiling Systemengine lathes
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