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Patents for William H. Harrison
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
13,932Dec. 11, 1855A.D. HighfieldMethod of adjusting circular saws obliquely to their shaftscircular saws
17,823Jul. 14, 1857W.H. HarrisonMode of cutting tenons by two circular saws oblique to the shafttenoning machines
21,823Oct. 19, 1858R. DawesHammer-Headhammers
29,384Jul. 31, 1860S.M. KingSteam crosscut-sawing machinereciprocating sawmills
36,058Jul. 29, 1862T.J. MayallImprovement in rattan machineryrattan machines
37,445Jan. 20, 1863W.C. HicksImprovement in drop-pressesstamping presses
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