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Patents > Year granted: 1919 & CPCs: None & Citations from after 1930: None

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None (43) · Reinhold Richter (9) · Alfred John Macy (7) · Thomas Sopwith (4) · Oszkár Asbóth (4) · Walter George Tarrant (3) · Hjalmar Pålson (2) · Hans Windhoff (2)
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Tech fields:
airplane (37) · frame (20) · construction (19) · airship (17) · Design (17) · stability (12) · LTA (12) · propellers (11) · fuselage (9) · Subsystem (8) · wings (8) · military (7) · biplane (6) · Instrument (6) · safety (6) · texture (5) · aerodynamics (5) · gas (5)
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None (70) · Patent 1913-03-10 Breslauer (1) · Patent 1915-03-27 Luft Fahrzeug G.m.b.H. (1) · Patent 1915-09-30 Baron Kálmán Pfeiffer (1) · Patent 1915-11-05 Käthe Paulus (1) · Patent AT-1912-63425 (1) · Patent AT-1913-79244 (1) · Patent DE 1916-12-01 Gesellschaft für Apparatenbau A. R. Ahrent und P. Heylandt G.m.b.H. (1) · Patent DE-1913-293131 (1) · Patent DE-1915-03-24 Luft Fahrzeug G.m.b.H. (1) · Patent DE-1915-04-13 Luft Fahrzeug G.m.b.H. (1) · Patent DE-1915-04-19 Luft Fahrzeug G.m.b.H. (1) · Patent DE-1915-08-16 Hans Windhoff (1) · Patent DE-1915-10-06 AGO Flugzeugwerke G. m. b. H. (1) · Patent DE-1915-12-13 Otto Richard Arndt (1) · Patent DE-1916-01-17 Luftfahrzeugbau Schütte-Lanz (1) · Patent DE-1916-03-29 (1) · Patent DE-1916-10-07 Oscar Gerhardt (1) · Patent DE-1916-303968 (1) · Patent DE-1916-311278 (1) · Patent DE-1916-332540 (1) · Patent DE-1917-02-16 Oscar Gerhardt (1) · Patent DE-1917-03-03 Hans Windhoff (1) · Patent DE-1917-03-12 Hoffmannsche Luftfederung G.m.b.H. (1) · Patent DE-1917-05-29 Detlev Zickler (1) · Patent DE-1917-07-10 Gothaer Waggonfabrik A. G. (1) · Patent DE-1917-08-09 Luft Fahrzeug G.m.b.H. (1) · Patent DE-1917-305739 (1) · Patent GB-1916-109146 (1) · Patent GB-1916-110419 (1) · Patent GB-1916-112641 (1) · Patent GB-1916-126031 (1) · Patent GB-1917-126391 (1) · Patent GB-1917-130623 (1) · Patent HU-1913-67745 (1) · Patent HU-1917-06-25 Hofmannsche Luftfederung G.m.b.H. (1) · Patent SE-1917-46288 (1) · Patent US-1916-1208684 (1) · Patent-DE-1915-03-27 Luft Fahrzeug G.m.b.H. (1)
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