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Patents Granted on 1928-03-__
Patents 1 - 15 of 50
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NumberDatePatenteeTitleType
CA-278,316Mar. 06, 1928N.A. StrandRoue a Polir et a Brunirpolishing and buffing machinery
1,661,174Mar. 06, 1928H.G. FrancisGlue spreadergluing machines
1,661,295Mar. 06, 1928B.A. LindermanFluid-pressure devicevehicle brakes
1,661,330Mar. 06, 1928R.D. Gardner, J. Nielsen, E.B. GardnerGrinding machine
1,661,367Mar. 06, 1928B.F. HelminiakTube Flaring Toolpipe and tube expanders
1,661,474Mar. 06, 1928W.F. GroeneSpindle Stopmachine tool controls
1,661,610Mar. 06, 1928R.M. Bacon, W.F. GroeneMachine Toolmetalworking machine mechanisms
1,661,786Mar. 06, 1928E.P. Bullard, Jr.Automobile Bumper
1,661,935Mar. 06, 1928T.J. Fegley, G.O. LeopoldChuck for extension bits
1,662,002Mar. 06, 1928J.H. DowdWrenchpipe wrenches
1,662,005Mar. 06, 1928C.A. JohnsonReady Edge Bladeplane blades
GB-286,570Mar. 08, 1928H.H. AsbridgeImprovements Relating to the Grinding of Gear Wheel Teethgear grinding machines
CA-278,521Mar. 13, 1928J.F. WheelerOUTIL-COMBINAISONcombination tools
1,662,078Mar. 13, 1928O. SeversonMethod of and Machine for Grinding Fine-Tooth Hobshob grinding machines
1,662,079Mar. 13, 1928O. SeversonMachine for Grinding Hob and Disk Cuttershob grinding machines
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