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Patents for J. A. Service
Patents 16 - 24 of 24
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
68,537Sep. 03, 1867J.M. SmithLathe Chuckmetal lathe chucks
68,698Sep. 10, 1867A.B. Lawther, C. Coester, Jr.Edge Tool Grindertool grinders
69,883Oct. 15, 1867N. WiltonLathe Work Holderlathe dogs
71,370Nov. 26, 1867E.S. FisherCombination Center Punch and Dividerscalipers
73,251Jan. 14, 1868H.W. KnowltonHusking Cornmiller
74,306Feb. 11, 1868P.C. ChipronCorn Shellermiller
77,439May 05, 1868S. AndersonImprovement in sawssaw teeth
78,940Jun. 16, 1868W.M. DotyImproved washing-machinewashing machines
81,611Sep. 01, 1868J.W. DouglasGrindstone Framegrinders
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