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| All Patents in class 33/484 | |||||
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| Number | Date | Patentee | Title | Type | |
| 272,279 | Feb. 13, 1883 | E.T. Lufkin | Headed Lumber Rule | lumber rules | |
| 423,154 | Mar. 11, 1890 | A.M. Hill | Gaging Rod | measuring rods | |
| 510,494 | Dec. 12, 1893 | D. Wilson | Key Seat Rule | rule attachments | |
| 1,308,654 | Jul. 01, 1919 | S.P. Bopst | Lumber Rule | lumber rules | |