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Patents for Carl L. Grohmann
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
574,535Jan. 05, 1897C.L. GrohmannGas Enginegas and gasoline engines
608,854Aug. 09, 1898L.E. Harper, C.L. GrohmannBall-bearingindustrial machine bearings
610,677Sep. 13, 1898C.L. GrohmannTail-stock for milling-machinesmilling machines
612,239Oct. 11, 1898L.E. Harper, C.L. GrohmannMachine for dressing metals or other materialsgrinding machines
612,240Oct. 11, 1898C.L. Grohmann, L.E. HarperMachine for dressing and grinding metalgrinding machines
612,332Oct. 11, 1898C.L. GrohmannAttachment for metal-working machinesmilling machine accessories
612,412Oct. 18, 1898C.L. GrohmannIndex-head for milling-machinesindexers and dividers
612,466Oct. 18, 1898C.C. Tyler, C.L. GrohmannMilling-machinemilling machines
736,517Aug. 18, 1903C.L. GrohmannClutchindustrial machine clutches
786,211Mar. 28, 1905C.L. GrohmannLinotype-machineprinter
1,182,477May 09, 1916B.M. Hanson, C.L. GrohmannBoring-machinegunsmith
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