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| All Patents in class 74/436 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 137,262 | Mar. 25, 1873 | G.H. Van Vleck | Counting Register | |
| 333,161 | Dec. 29, 1885 | F.H. Richards | Device for Converting Motion | ||
| 641,659 | Jan. 16, 1900 | G.A. Tuerk | Explosive Engine | ||
| 2,868,032 | Jan. 13, 1959 | C.E. Miller | Indexing Mechanism | ||