Drilldown: Patents

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Patents > Year granted: 1919 & Application number: None & Number of text pages: 2-3

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Year granted:
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Inventors:
None (38) · Reinhold Richter (8) · Oszkár Asbóth (4) · Thomas Sopwith (4) · Hjalmar Pålson (3) · Harold Arthur Savage (3) · George Henry Challenger (2) · Georg von dem Borne (2) · Otto Wittkowski (2) · Louis Renault (2) · James Vernon Martin (2) · Roger Courtois-Suffit (2)
Inventor country:
Applicant person:
None (50) · Reinhold Richter (7) · Thomas Sopwith (4) · Hjalmar Pålson (3) · James V. Martin (2) · George Henry Challenger (2) · Louis Renault (2) · Oskar von Asbóth (2) · Roger Courtois-Suffit (2)
Applicant is inventor:
Tech fields:
Airplane (40) · frame (14) · military (13) · instrument (11) · design (11) · Propellers (10) · construction (10) · LTA (8) · wings (8) · airship (8) · Safety (8) · subsystem (7) · propulsion (7) · fuselage (6) · motor (5) · biplane (5) · aerodynamics (5)
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Related to aircraft:
IPCs:
None (62) · IPC G01C9/00 (3) · IPC B64D7/02 (3) · IPC B64C3/00 (2) · IPC B60B3/00 (2) · IPC B64C39/00 (2) · IPC B64C1/00 (2) · IPC F41A19/05 (2) · IPC B64C3/38 (2)
CPCs:
None (57) · CPC F41A19/05 (3) · CPC B64D7/02 (3) · CPC B64C3/00 (3) · CPC B64C2700/6235 (2) · CPC G01C9/005 (2) · CPC B64C3/56 (2) · CPC B64C3/385 (2) · CPC B64C39/04 (2)
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Citations from after 1930:
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