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| All Patents in class 403/353 | |||||
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| Number | Date | Patentee | Title | Type | |
| 50,838 | Nov. 07, 1865 | H.W. Olney | Improvement in Attaching Augers to their Handles | auger handles | |
| 1,651,777 | Dec. 06, 1927 | W.A. Peck | Extension-Bit Holder | drill bit extensions | |
| 1,719,072 | Jul. 02, 1929 | H.L. Myers | Brush-retaining device | ||
| 2,917,813 | Dec. 22, 1959 | G. Crümmenerl, H. Ackermann | Detachable Tool Holder, Especially for Grooving Files | tool holders | |