B61F 17/16
With rings
Official title: with rings
B61F17/16 (With rings) appears on 2 US grants and 0 published applications in this corpus.
Search patents in B61F- Granted patents
- 2
- Published applications
- 0
- Assignees
- 2
- Inventors
- 1
- Latest grant
- 4 May 1982
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
No published applications in this class yet.
Most cited
By later US patents