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Patents for John J. Wells
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,061XJun. 13, 1809J.J. WellsMill for grinding painters' colorspaint grinding mills
2,254XJan. 24, 1815J.J. WellsHanging and placing carriage steps
3,070XFeb. 08, 1819J.J. WellsPrinting pressprinting presses
3,836XMar. 23, 1824J.J. WellsBookbinders' cutting pressesbook binder
5,550XJun. 29, 1829J.J. WellsPrinting Pressprinting presses
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