Drilldown: Patents

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Patents > Tech fields: automatic stability & Supplementary to patent: None & Related to aircraft: 1

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Office:
Inventors:
Edmund Sparmann (4) · None (2) · Charles-Victor-Aime Bidolet (2) · Jacob Christian Hansen-Ellehammer (2) · Henri-Marie-Edmond de Perthuis (2)
Inventor country:
Applicant person:
Edmund Sparmann (4) · Charles-Victor-Aime Bidolet (2) · Jacob Christian Hansen-Ellehammer (2) · Henri-Marie-Edmond de Perthuis (2) · None (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (24)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (22) · None (11) · Victor J. Evans (3) · J. Bonnet-Thirion (3) · Armengaud jeune (2) · Marks & Clerk (2) · Brandon frères (2) · Rigot et Prévost (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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