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Patents for Otto Hufeland
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
184,158Nov. 07, 1876H.W. KipMethod of Making Hammershammers
191,493May 29, 1877A.V. TrustWrenchself-adjust wrenches
266,761Oct. 31, 1882F. BrownFriction Clutchindustrial machine clutches
326,876Sep. 22, 1885A. Eikhoff, L. KramerRatchet-Wrenchwrench sockets
350,819Oct. 12, 1886E. EngeWork Bench
356,986Feb. 01, 1887J. ClarkPipe Wrenchpipe wrenches
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