CA 244/4
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CA 244/4 is a Canadian patent category for heavier-than-air craft sustained in the air party by buoyant gas[1][2][3]
References
This wiki has 3 patents in category "CA 244/4". Other techtypes related to CA 244/4: USPC 244/5
Patents in category CA 244/4
- Patent CA-1908-110915 (English title: Aerial Machine, Inventors: George M. West, Supplementary to patent: Patent US-1906-838673, Filing date: 1907-12-17)
- Patent CA-1909-122631 (English title: Flying Machine, Inventors: Anthony O'Brate, Filing date: 1909-09-12)
- Patent CA-1911-136795 (English title: Aeroplane, Inventors: Edwin Fisher, Filing date: 1911-03-06)
| Enclosing categories | CA 244/3 |
|---|---|
| Subcategories | |
| Keywords | Heavier-than-air, LTA, Hybrid, USPC 244/5 |
| Start year | |
| End year |
