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| All Patents in class 74/404 | |||||
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| Number | Date | Patentee | Title | Type | |
| 981,870 | Jan. 17, 1911 | R. Milne | Trip mechanism for drilling-machines | drill presses | |
| 1,297,257 | Mar. 11, 1919 | H.W. Schatz | Drilling Machine | radial drill presses | |
| 1,685,638 | Sep. 25, 1928 | D.C. Klausmeyer | Condensed Clutch for Reversing Mechanisms | metalworking machine mechanisms | |
| 1,744,499 | Jan. 21, 1930 | G.M. Pelton | Mechanism for shifting the saws of gang edgers | sawmills | |