H04M 5/08
Manual exchanges: using connecting means other than cords
Official title: using connecting means other than cords
H04M5/08 (Manual exchanges: using connecting means other than cords) appears on 2 US grants and 2 published applications in this corpus.
Search patents in H04M- Granted patents
- 2
- Published applications
- 2
- Assignees
- 1
- Inventors
- 2
- Latest grant
- 23 Jan 2018
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| Year | Granted patents | Published applications |
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| 2013 | 0 | 1 |
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| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
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| 2018 | 1 | 0 |
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