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All Patents in class 409/190
Patents 1 - 15 of 24
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NumberDatePatenteeTitleType
112,379Mar. 07, 1871F.A. PrattImprovement in machines for shaping and cutting gear-cutters
408,366Aug. 06, 1889H.M. AlbeeRouting and woodworking machinerouting machines
442,826Dec. 16, 1890V. Royle, J. Royle, Jr.Routing-machinerouting machines
467,787Jan. 26, 1892P. BaronMachine for Making Screwsscrew machines
469,813Mar. 01, 1892J.H. Svensson, C.G. DahlgrenLathestoneworking lathes
511,736Dec. 26, 1893C.L. LibbyTaper Attachment and Feed Mechanism for Vertical Boring Millvertical boring mills
514,719Feb. 13, 1894C.L. LibbyBoring-Millvertical boring mills
531,773Jan. 01, 1895J. BuchananLocomotive or Engine Cylinder Boring Mechanismportable turning tools
548,175Oct. 22, 1895J. BrowningMachine Toolmetal lathe accessories and attachments
1,284,344Nov. 12, 1918A.J. HowdMilling Machinemilling machines
1,356,394Oct. 19, 1920G.E. NorrisMortising-machineportable timber mortisers
1,420,319Jun. 20, 1922G.L. KelleyMetal-routing machine
1,449,083Mar. 20, 1923P.L. BillingsleyMortising devicemortising machines
1,621,061Mar. 15, 1927R.L. CarterDoor-mortising machinemortising machines
1,633,370Jun. 21, 1927S. HunterDoor-lock-mortising machinemortising machines
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