F42B 19/40
By expelling liquid ballast
Official title: by expelling liquid ballast
F42B19/40 (By expelling liquid ballast) appears on 0 US grants and 0 published applications in this corpus.
Search patents in F42B- Granted patents
- 0
- Published applications
- 0
- Assignees
- 0
- Inventors
- 0
Filings by year
| Year | Granted patents | Published applications |
|---|
By publication year.
Recent patents
No granted patents in this class yet.
No published applications in this class yet.
Most cited
By later US patents
No patent in this class has been cited by a later US patent yet.