Drilldown: Patents

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Patents > Office : AT or DK & Related to aircraft : 0.5 or Yes or `1 or marine or rudder

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Office: (Click arrow to add another value)
Inventors:
None (31) · Ignaz Etrich (3) · Carl Alfred Johansson (3) · Paul Frederik Degn (2) · Oszkár Asbóth (2) · Franz Xaver Wels (2) · Louis Brennan (2) · Johannes Schilling (2)
Inventor country:
Applicant person:
None (36) · Carl Alfred Johansson (3) · Ignaz Etrich (3) · Johannes Schilling (2) · Paul Frederik Degn (2) · Louis Brennan (2) · Franz Xaver Wels (2)
Applicant is inventor:
Tech fields:
Airplane (28) · frame (16) · LTA (16) · construction (14) · stability (13) · design (11) · Propellers (11) · Airship (10) · propulsion (9) · navigation (8) · automatic stability (7) · safety (6) · balloon (6) · Wings (6) · control (6) · lift (5) · Aerodynamics (5) · propeller (5)
Full specification filed date:
Granted:
Supplementary to patent:
None (38) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent DE-1908-221549 (2)
Related to aircraft: (Click arrow to add another value)
Patent agent:
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 85 results in range #1 to #85.

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