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All Patents of Type: hacksaws
Patents 1 - 15 of 773
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NumberDatePatenteeTitleType
1,197XJan. 19, 1810E. WilliamsUniversal protractorprotractors
GB-181,103,428Apr. 01, 1811T.W. SturgeonImprovements on a micrometermicrometers
1,591XOct. 10, 1811E. GehbeMachine for cutting filesfiles
1,647XJan. 16, 1812M.B. BelknapMachine for cutting filesfiles
1,774XJul. 11, 1812S.G. WhiteMachine for cutting files, rasps, etc.files
1,832XNov. 19, 1812W.T. JamesMachine for cutting filesfiles
GB-181,303,650Feb. 20, 1813C. PlimleyWorking steel or iron, or steel joined with iron, into taper forms for making files and various other articlesfiles
1,931XMay 28, 1813C. JacksonMachine for cutting and making filesfiles
2,279XMar. 14, 1815B. OtisPerspective protractorprotractors
2,304XMay 01, 1815J. HatchMachine for cutting filesfiles
3,794XDec. 24, 1823N. GoodwinRectangular protractorprotractors
5,241XOct. 11, 1828J. HatchMachine for cutting filesfiles
5,583XJul. 27, 1829A.P. Brittingham, E. BrittinghamCompound for cleaning, biting and sharpening worn out filesfiles
6,034XJun. 16, 1830I. PoolProtractorprotractors
6,376XFeb. 11, 1831S. HornbackMachine for cutting sickles, files, etc.files
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