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| Patents for Benjamin A. Mason | |||||
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| Number | Date | Patentee | Title | Type | |
| 26,441 | Dec. 13, 1859 | B.A. Mason | Cutting Railroad-Track Irons | metal shapers | |
| 166,121 | Jul. 27, 1875 | B.A. Mason | Machine for Threading Wood Screws | screw machines | |