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| All Patents in class 464/7 | |||||
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| Number | Date | Patentee | Title | Type | |
| 304,156 | Aug. 26, 1884 | T.R. Almond | Coupling for shafting | industrial machine shaft couplings | |
| 1,228,439 | Jun. 05, 1917 | C.F. Hotchkiss | Flexible Shaft | flexible shafts | |
| 1,721,740 | Jul. 23, 1929 | D.C. Klausmeyer | Shaft Guard | metalworking machine mechanisms | |