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| Patents for A. Z. Madison | |||||
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| Number | Date | Patentee | Title | Type | |
| 19,134 | Jan. 19, 1858 | A. Crosby | Variable cut-off for steam-engines | steam engine valve gear | |
| 23,286 | Mar. 15, 1859 | A. Crosby | Method of hanging reciprocating saws | reciprocating saws | |