H03K 17/7225
Using acoustic means
Official title: {using acoustic means}
H03K17/7225 (Using acoustic means) appears on 1 US grants and 0 published applications in this corpus.
Search patents in H03K- Granted patents
- 1
- Published applications
- 0
- Assignees
- 1
- Inventors
- 3
- Latest grant
- 5 Jan 1988
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| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
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