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All Patents of Type: spring making machines
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
NX-4,816Jul. 13, 1827G. BirdMaking transverse springsspring making machines
16,793Mar. 10, 1857P.G. GardinerMachine for Coiling Steel Springsspring making machines
2,632,482Mar. 24, 1953J.C. LincolnApparatus for Bending Sinuous Wire Strips into Springsspring making machines
2,783,782Mar. 05, 1957S.G. Blumensaadt, J.C. LincolnWire Bending Machinespring making machines
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