USPC 244/198
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U.S. patent classification subclass 244/198 is for patents related to ways to vary the support an airfoil provides.[1]
References
- ↑ Description of category USPC 244/198 at uspto.gov
Patents in category USPC 244/198
- Patent US-1909-1063805 (English title: Aeroplane, Inventors: Robert Krause, Filing date: 1909-05-21)
- Patent US-1911-1009770 (English title: Aeroplane, Inventors: Colin B. McKenzie, Filing date: 1910-11-07)
- Patent US-1912-1038317 (English title: Plane for aeroplanes, Inventors: Frederick Gregory Donner, Filing date: 1911-12-01)
- Patent US-1914-1084168 (Inventors: Joe L RUGG, Filing date: 1913-01-16)
- Patent US-1914-1101510 (Inventors: John George Aulsebrook Kitchen, Filing date: 1913-12-01)
- Patent US-1916-1201911 (English title: Aeroplane, Inventors: August Ahlbrecht, Filing date: 1969-12-31)
- Patent US-1916-1201911 (English title: Aeroplane, Inventors: August Ahlbrecht, Filing date: 1969-12-31)
Enclosing categories | USPC 244/35 |
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Subcategories | USPC 244/201 |
Keywords | Airfoil, Control, Lift |
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