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Patents for William H. Johnson
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
80,744Aug. 04, 1868W.H. JohnsonTool Handle Sockettool handles
95,908Oct. 19, 1869W.H. JohnsonImprovement in Wash-Pave Key-Handlewrench handle components
124,801Mar. 19, 1872C.M. FarrarImprovement in Steam Enginessteam engines
204,836Jun. 11, 1878W.H. Johnson, D. MillerImprovement in drag-sawing machinesdrag saws
236,335Jan. 04, 1881W.H. JohnsonSaw-clampsaw vises
268,393Dec. 05, 1882F.W. EvansSpindle for turning-latheswood lathes
326,746Sep. 22, 1885W.H. JohnsonCombined Gang Punch and Bending Machinemetal punching machines
387,481Aug. 07, 1888G. AlmorthProtractorprotractors
396,361Jan. 15, 1889W.H. JohnsonRolling Die Machinesheet metal forming rolls
430,029Jun. 10, 1890W.H. JohnsonForging Machineforging machines
464,024Dec. 01, 1891W.H. JohnsonCombined Punching and Swaging Machinemetal punching machines
865,709Sep. 10, 1907W.H. JohnsonDevice for Measuring Heights of Personsmeasuring apparatus
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