B61C 9/20
With mechanical change-speed gearing
Official title: with mechanical change-speed gearing
B61C9/20 (With mechanical change-speed gearing) appears on 1 US grants and 1 published applications in this corpus.
Search patents in B61C- Granted patents
- 1
- Published applications
- 1
- Assignees
- 1
- Inventors
- 2
- Latest grant
- 11 Oct 2005
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| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
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