H03F 3/48
With tubes only
Official title: with tubes only
H03F3/48 (With tubes only) appears on 0 US grants and 1 published applications in this corpus.
Search patents in H03F- Granted patents
- 0
- Published applications
- 1
- Assignees
- 1
- Inventors
- 1
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| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
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By later US patents
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