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| All Patents in class 83/437.4 | |||||
| Picture | Number | Date | Patentee | Title | |
![]() | 431,382 | Jul. 01, 1890 | J.A. Montgomery | Machine for sawing the mouths of molding-planes | |
| 2,224,180 | Dec. 10, 1940 | P.E. Chapman | Coil binding machine | ||
| 3,091,269 | May 28, 1963 | R.S. Hartley, R.H. Burns | Food handling apparatus | ||