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| All Patents in class 144/284 | |||||
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| Number | Date | Patentee | Title | Type | |
| 5,759 | Sep. 12, 1848 | J. Kirby | Turning bungs | bung making machines | |
| 90,690 | Jun. 01, 1869 | B.D. Sanders | Improvement in the manufacture of bungs | bung making machines | |
| 101,315 | Mar. 29, 1870 | B.D. Sanders | Improvement in machine for compressing wood tenons | wood compressing machines | |
| 1,687,207 | Oct. 09, 1928 | W.S. Hawker | Dowel pin and method of manufacture | dowel making machines | |
| 1,981,183 | Nov. 20, 1934 | A. Margelis | Dowel-making machine | wood compressing machines | |