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| All Patents in class 464/69 | |||||
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| Number | Title | Classification(s) | |||
| 258,401 | Traction Engine | 105/131, 180/40, 464/69 | |||
| 627,190 | Traction Engine | 464/62.1, 464/69 | |||
| 803,006 | Flexible Coupling | 464/55, 464/69, 464/87 | |||
| 1,013,786 | Power transmission | 464/69, 464/82 | |||
| 1,069,454 | Flexible Coupling | 464/55, 464/65.1, 464/69 | |||
| 1,242,906 | Shaft Coupling | 464/138, 464/69 | |||