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| All Patents in class 144/136.9 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 609,161 | Aug. 16, 1898 | W.E. Nichols | Machine for cutting box-corners | |
| 1,617,621 | Feb. 15, 1927 | W.L. Evans | Device for making ring joint | ||
 | 4,163,465 | Aug. 07, 1979 | D. Strong | Apparatus for cutting dovetail joints | |
 | 4,934,422 | Jun. 19, 1990 | R.M. Hempy, C.J. Baird, J.L. Haffely | Bench mountable plate joining machine | |