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| Patents for A. L. Williams | |||||
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| Number | Date | Patentee | Title | Type | |
| 473,542 | Apr. 26, 1892 | M.J. Wilson | Pipe Wrench | pipe wrenches | |
| 795,420 | Jul. 25, 1905 | W.L. Schellenbach | Key-seating tool | key seating machines | |