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| All Patents in class 83/690 | |||||
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| Number | Date | Patentee | Title | Type | |
| 665,702 | Jan. 08, 1901 | E.B. Stimpson | Gang punching-machine | shoe and boot making machines | |
| 978,506 | Dec. 13, 1910 | E.B. Stimpson | Punching-machine | leatherworker | |
| 1,035,095 | Aug. 06, 1912 | H.B. Kraut | Punching Machine | metal punching machines | |
| 1,235,216 | Jul. 31, 1917 | C.D. McDonald | Sectional scroll-edged shearing-die | ||