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Patents for John B. Harding
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
98,821Jan. 11, 1870J. WatsonMilling Machinemilling machines
100,473Mar. 01, 1870J. WatsonLathemetal lathes
108,305Oct. 11, 1870C. Van HaagenImproved Planing Mechanismmetal planers
111,084Jan. 17, 1871T. ReaneyImprovement in tables for drilling-machinesdrilling and boring
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