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Patents for Ransom Crosby Jr.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
8,870Apr. 13, 1852R. Crosby, H.D. EdgcombMachine for tonguing boardsmatchers
RE221Jul. 13, 1852H.D. Edgcomb, R. CrosbyMatcherwood planers
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