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| All Patents in class 173/165 | |||||
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| Number | Date | Patentee | Title | Type | |
| 53,896 | Apr. 10, 1866 | R. Stewart | Annular Auger | auger bits | |
| 67,284 | Jul. 30, 1867 | A.J. Fullam | Improved drilling apparatus | portable metal boring and drilling machines | |
| 913,172 | Feb. 23, 1909 | J.C. McGregor, J.G. Smith | Breast-drill | breast drills | |
| 1,141,864 | Jun. 01, 1915 | P.J. Boucher | Tool Holder | tool holders | |
| 1,679,155 | Jul. 31, 1928 | E.L. Connell | Power hand tool | ||
| 2,961,899 | Nov. 29, 1960 | W.W. De Lano, J.E. Grove | Drilling machine | drill presses | |