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| All Patents in class 74/665.0GB | |||||
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| Number | Date | Patentee | Title | Type | |
| 142,511 | Sep. 02, 1873 | S.W. Putnam, Jr. | Improvement in machines for tapping nuts | nut or bolt making machines | |
| 984,708 | Feb. 21, 1911 | C.D. Rice | Belt-gearing | drill presses | |
| 1,012,204 | Dec. 19, 1911 | C.A. Juengst | Metal-sawing machine | metal sawing machines | |
| 2,946,234 | Jul. 26, 1960 | R.H. Jahnke | Press brake | sheet metal brakes | |