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| All Patents in class 30/502 | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,607,403 | Nov. 16, 1926 | C.J. Lofdahl | Stair Saw | special purpose saws | |
| 2,652,075 | Sep. 15, 1953 | G. Mannes | Sawing, Cutting, and Rasping Tool for Woodworking | ||
| 2,782,820 | Feb. 26, 1957 | R.C. Druier | Double Hac-Saw | hacksaws | |