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| All Patents in class 279/46.1 | |||||
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| Number | Date | Patentee | Title | Type | |
| 33,056 | Aug. 13, 1861 | S.G. Twambly | Lathe Chuck | metal lathe chucks | |
| 50,214 | Oct. 03, 1865 | C.H. Amidon | Bit stock | brace chucks | |
| 494,631 | Apr. 04, 1893 | A. Fleurant | Chuck Or Holder For Tools, & c. | brace chucks | |
| 589,608 | Sep. 07, 1897 | W.H. Mohr | Bit-holder | ||
| 2,326,541 | Aug. 10, 1943 | R.L. Kuehn | Machine Tool | metalworking machines | |
| 3,844,546 | Oct. 29, 1974 | D.K. Greenberg | Clamping fixture for a tubular workpiece | ||