H01H 50/72
For mercury contact
Official title: for mercury contact
H01H50/72 (For mercury contact) appears on 1 US grants and 0 published applications in this corpus.
Search patents in H01H- Granted patents
- 1
- Published applications
- 0
- Assignees
- 0
- Inventors
- 1
- Latest grant
- 10 Feb 1987
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.