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All Patents in class 403/81
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
105,507Jul. 19, 1870A.P. StephensImprovement in visesbench vises
148,670Mar. 17, 1874J. Donaldson, W.L. CollinsRegulators for Governors to Steam-Enginessteam engine governors
241,236May 10, 1881F.A. PrattAdjustable levercranes
264,859Sep. 26, 1882J.C. ButterfieldAtmospheric hammerdrop hammers
292,927Feb. 05, 1884C.E. LipeIndex-head for milling-machinesmilling machine accessories
299,889Jun. 03, 1884W.M. WhitingVisehand vises
539,031May 14, 1895W.F. BornPipe Wrenchscrew adjust wrenches
606,270Jun. 28, 1898J. BrownWrenchpipe and nut combination wrenches
854,418May 21, 1907S.S. HallEngine-governorsteam engine governors
937,993Oct. 26, 1909S.S. HallEngine Governorsteam engine governors
1,431,634Oct. 10, 1922G. ClementsAdjustable rear support for vacuum cleanershandheld power blowers
1,975,215Oct. 02, 1934U.G. ThomasTool Holderdrilling and boring tool holders
2,124,006Jul. 19, 1938J.W. ParkerDial Test Indicatortest indicators
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