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Patents Granted on 1867-09-24
Patents 1 - 6 of 6
First set of recordsLast set of records
69,086Sep. 24, 1867J.B. FellowsBoring-bit bracebrace chucks
69,100Sep. 24, 1867W.P. Kellogg, M. SweetImprovement in curry-combs
69,122Sep. 24, 1867D. ParkhurstImprovement in sawmill head-blockssawmill headblocks
69,202Sep. 24, 1867H.C. FreemanImprovement in sawing machinesfirewood machines
69,232Sep. 24, 1867J. McConnellRotary Steam Valvesteam engine valves
69,292Sep. 24, 1867E. WrightImprovement in Calipers and Dividerscalipers
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