Drilldown: Patents

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Patents > Office : AT or DK & Related to aircraft : 0.5 or Yes or `1 or marine or rudder & Cites these patents: None

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Office: (Click arrow to add another value)
Inventors:
None (29) · Carl Alfred Johansson (3) · Ignaz Etrich (3) · Johannes Schilling (2) · Franz Xaver Wels (2) · Oszkár Asbóth (2) · Louis Brennan (2)
Inventor country:
Applicant person:
None (32) · Carl Alfred Johansson (3) · Ignaz Etrich (3) · Johannes Schilling (2) · Franz Xaver Wels (2) · Louis Brennan (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (27) · frame (16) · construction (14) · LTA (14) · stability (13) · design (11) · propellers (10) · airship (9) · Automatic stability (7) · navigation (6) · wings (6) · Safety (6) · balloon (5) · lift (5) · aerodynamics (5) · hybrid (4) · propulsion (4) · control (4) · Helicopter (4) · gas (4)
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)
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First filing:
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
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Showing below up to 77 results in range #1 to #77.

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