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| All Patents in class 72/78 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 9,398X | Feb. 13, 1836 | W. Keane | Improvement in Machines for Cutting Wood and Other Screws | |
 | RE2 | Apr. 16, 1838 | W. Keane | Improvement in Machines for Cutting Wood and Other Screws | |
| 12,669 | Apr. 10, 1855 | S.M. Cate | Die and Stock for Ornamenting Metal Tubes | ||
| 390,899 | Oct. 09, 1888 | C.D. Wainwright, R.F. Pratt | Machine for Corrugating Wrought Metal Tubes | ||
| 3,130,611 | Apr. 28, 1964 | O.A. Specht | Swaging Machine | ||
| 3,191,415 | Jun. 29, 1965 | C.L. Sporck | Metal Working | ||