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All Patents in class 403/355
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
143,232Sep. 30, 1873A.H. Frank, G. SpireImprovement in planing-machineswood planers
198,481Dec. 25, 1877D.A. WoodburyKeying Wheels to Shaftsindustrial machine shaft couplings
264,859Sep. 26, 1882J.C. ButterfieldAtmospheric hammerdrop hammers
291,728Jan. 08, 1884E. HesterJoiner's Marking-Gagemarking gauges
484,654Oct. 18, 1892W.E. DailyScrew-drivereggbeater drills
1,114,123Oct. 20, 1914H. DaltonThreadless nut or collarmetal lathes
1,458,802Jun. 12, 1923G.W. BuffordTool Holder and Tool
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