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All Patents in class 140/124
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
360,623Apr. 05, 1887J.T. SidénTool for Making Spiral Springsspring making machines
543,100Jul. 23, 1895J.O. MitchellWire-Working Toolpliers
861,283Jul. 30, 1907H.J. HjorthWire Winding Toolspring winding tools
D196,074Aug. 20, 1963M.T. CollierTerminal Wiring Tool
3,670,784Jun. 20, 1972D.W. AckermanWire Wrapping Tool
4,205,543Jun. 03, 1980R.D. WrightSpring Winder
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