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| Patents for Josiah W. Melvin | |||||
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| Number | Date | Patentee | Title | Type | |
| 184,097 | Nov. 07, 1876 | J.W. Melvin | Screw-Tap | taps and dies | |
| 751,866 | Feb. 09, 1904 | J.W. Melvin | Gage | rule attachments | |