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| All Patents in class 33/702 | |||||
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| Number | Date | Patentee | Title | Type | |
| 227,962 | May 25, 1880 | S. Darling | Dividing Engine | ||
| 1,223,132 | Apr. 17, 1917 | W.P. Holden, C.J. Zigler | Lumber Tester | rule graduations | |