Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Jos. H. Blackwood
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
419,571Jan. 14, 1890F.S. ThringImprovements in Ratchet Wrenchesratchet wrenches
440,889Nov. 18, 1890A. ChaineyWrenchpipe and nut combination wrenches
492,834Mar. 07, 1893G.W. PorterPipe Wrenchpipe wrenches
Toggle print mode
Show pictures

Copyright © 2002-2019 - DATAMP