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| All Patents in class 29/253 | |||||
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| Picture | Number | Date | Patentee | Title | |
| 292,725 | Jan. 29, 1884 | S.J. Wisdom | Jack | ||
| 1,262,960 | Apr. 16, 1918 | A.V. Lea | Drill Bit Puller | ||
| 1,786,029 | Dec. 23, 1930 | J.H. Phillips | Tool Holder | ||
 | 2,542,368 | Feb. 20, 1951 | N.A. Smith | driftpin | |
 | 2,562,412 | Jul. 31, 1951 | T.E. Brooks | Cylinder sleeve extracting bar | |
| 2,932,998 | Apr. 19, 1960 | J.F. Schmidlin | Device for Removing a Conical Element From Its Holder, Especially for a Machine Tool | ||