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| All Patents in class 83/468.9 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 6,154 | Mar. 06, 1849 | R.S. Tilden | Punching Machine with a Combination of Adjustable Gages | ||
 | 978,506 | Dec. 13, 1910 | E.B. Stimpson | Punching-machine | |