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All Patents in class 279/36
Patents 1 - 15 of 71
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NumberDatePatenteeTitleType
42,827May 24, 1864W.H. BarberImprovement in devices for holding bits and other toolstool holders
58,234Sep. 25, 1866O. EllsworthBit-stockbrace chucks
62,232Feb. 19, 1867C.H. StockbridgeImprovement in braces for bitsbraces
73,279Jan. 14, 1868C.H. AmidonBit-stockbrace chucks
75,870Mar. 24, 1868C.M. DabollImprovement in braces for bitsbrace chucks
79,825Jul. 14, 1868A.D. GoodellBit-stockbrace chucks
82,041Sep. 08, 1868R.D. SmithImprovement in bit-stocksbrace chucks
84,015Nov. 10, 1868C.H. StockbridgeImprovement in bit-holdersbrace chucks
111,649Feb. 07, 1871W.A. IvesBit-bracebrace chucks
RE4,736Feb. 06, 1872W.H. BarberImprovement in Devices for Holding Bits and Other Toolsbrace chucks
127,743Jun. 11, 1872G.B. CunninghamImprovement in broom and brush holdersbroom making machinery
132,791Nov. 05, 1872Q.S. BackusImprovement in bit-bracesbrace handles
141,345Jul. 29, 1873A.D. GoodellImprovement in bit-stocksbrace chucks
146,123Jan. 06, 1874G.W. Chandler, J.G. FolsomBit-stockbrace chucks
RE6,350Mar. 23, 1875C.H. StockbridgeImprovement in bit-bracesbraces
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