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All Patents in class 409/76
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
195,963Oct. 09, 1877G.R. StetsonImprovement in machines for clearing twist-drillsmaking drills and augers
209,782Nov. 12, 1878J. SwanImprovement in the Manufacture of Auger-Bitsmaking drills and augers
303,239Aug. 05, 1884J. SwanMechanism for Manufacturing Augersmaking drills and augers
882,290Mar. 17, 1908J. BowenMachine for Cutting Screws, &c.screwcutting lathes
893,431Jul. 14, 1908J. BowenMachine for Cuting Screw, & c.screwcutting lathes
1,177,376Mar. 28, 1916J. BowenMilling Machinemilling machines
1,278,867Sep. 17, 1918J.F. DanekeMilling Machine Fixturemilling machine accessories
1,287,732Dec. 17, 1918F. MüllerMachine for Milling Knurlsembossing and knurling machines
1,613,577Jan. 04, 1927J.C. FletcherDie Cutting Machine
1,774,692Sep. 02, 1930J.B. ArmitageMetal-Working Machinemilling machines
2,923,206Feb. 02, 1960M. KovacIndexing Attachment for Milling Machines and the Likeindexers and dividers
3,037,428Jun. 05, 1962H.J. FlairAutomatic milling machinemilling machines
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