USPC 244/175
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USPC 244/175 was a patent classification for Electric course control of aircraft. "This is the generic subclass for the steering of dirigible craft automatically in two or three dimensions by means of electrical apparatus."[1]
References
- ↑ Description of subclass USPC 244/175 from US Patent and Trademark Office
This wiki has 3 patents in category "USPC 244/175".
Patents in category USPC 244/175
- Patent US-1912-1026415
- Patent US-1911-982336 (English title: Accelerometer, Inventors: Harry Egerton Wimperis, Filing date: 1910-08-12)
- Patent US-1910-1043538 (English title: Aerial vessel, Inventors: Thomas Ernest Raymond Phillips, Supplementary to patent: Patent GB-1910-6316, Filing date: 1910-11-12)
| Enclosing categories | USPC 244/76 |
|---|---|
| Subcategories | USPC 244/177, USPC 244/180, USPC 244/183, USPC 244/189, USPC 244/191, USPC 244/192, USPC 244/193, USPC 244/194, USPC 244/196 |
| Keywords | Control |
| Start year | |
| End year |
