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Patent NX-3856: 1823-09-19, Machine for boring holes in chairs

X Number Date Inventor City Title
NX-3856 1823-09-19 David Johnson Richmond, OH Machine for boring holes in chairs


NX series patents are X-patents that do not have numbers. They have been arbitrarily assigned NX numbers to allow them to be entered into DATAMP.

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nx-patents/nx-3856.txt · Last modified: 2019/05/25 02:29 (external edit)