Adjustable airplane strut terminal; retractable light for aircraft; airplane; airplane advertising device; airplane control; aircraft pontoon apparatus; cooling system for aircraft engines; airplane; reversing propeller throttle control; synchronized machine gun for airplanes; propulsion means for aircraft or like; aircraft; airplane; retractable landing light; propeller blade measuring instrument.
Patent department
Popular Aviation
Popular Aviation and Aeronautics ; 4 , n 3
1929
6 pages
66 Figs.
Aufsatz (Zeitschrift)
Englisch
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Engineering Index Backfile | 1929
Engineering Index Backfile | 1929
Engineering Index Backfile | 1928
Engineering Index Backfile | 1928
Engineering Index Backfile | 1929