USPC 244/94
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Patent category USPC 244/94 is for Ballast storage and release': Arrangements for the storage and release of heavy material on aircraft for controlling relative buoyancy or stability.[1]
References
- Patents in this category
- Patent US-1915-1152654
- Patent US-1874-147252 (Applicant person: Otto Francis)
- Patent US-1875-168486 (Applicant person: James Hartness)
- Patent US-1898-607240 (Applicant firm: Hite Manufacturing and Navigation Company)
- Patent US-1907-853760 (Applicant person: George Bold)
- Patent US-1911-1043376
- Patent US-1913-1076060 (Applicant firm: Goodyear Tire & Rubber)
| Enclosing categories | USPC 244/93 |
|---|---|
| Subcategories | |
| Keywords | Ballast |
| Start year | |
| End year |
