H01J 27/12
Provided with an expansion cup
Official title: provided with an expansion cup
H01J27/12 (Provided with an expansion cup) appears on 2 US grants and 1 published applications in this corpus.
Search patents in H01J- Granted patents
- 2
- Published applications
- 1
- Assignees
- 1
- Inventors
- 2
- Latest grant
- 27 Jul 2004
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| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 0 |
| 2004 | 1 | 1 |
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