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All Patents in class 81/300
Patents 1 - 12 of 12
First set of recordsLast set of records
69,563Oct. 08, 1867A. HerdeInstrument for Wrenching Bungs Out of Barrelspliers type wrenches
98,815Jan. 11, 1870G.E. TaylorRoofing Tongsspecial purpose gauges
120,851Nov. 14, 1871O.W. BurrittImprovement in tin-roofing machines
122,308Jan. 02, 1872W.H. DowningImprovement in Pipe Tongspipe tongs
313,571Mar. 10, 1885J.C. BauerSpannerpliers type wrenches
343,422Jun. 08, 1886T.B. BeesonRoofing-tongs
407,466Jul. 23, 1889S.Y. BuckmanRoofing Double Seaming Machinesheet metal
458,934Sep. 01, 1891J.S. BardenPipe Wrenchpliers type wrenches
740,739Oct. 06, 1903P. BroadbooksWire Working Toolwire gripping tools
751,352Feb. 02, 1904R.L. SehonWire Clamp
985,277Feb. 28, 1911N. NielsenWrenchpipe wrenches
1,227,183May 22, 1917J.L. NeedhamJar Wrenchjar wrenches
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