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Patents for John Upson
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
41,742Feb. 23, 1864H.K. JonesImprovement in Machines for Stamping Carpenters' Squarestool making machines
46,191Jan. 31, 1865H.K. JonesImproved Machine for Indicating Carpenters' Squarestool making machines
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