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Patents > IPCs : IPC B64C11/00 or IPC B64C27/04 & Number of text pages: 4-6000000

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Office:
Inventors:
None (3) · Mathieu Castay (2) · Alexis Beurrier (2) · Jan Jaakson (2) · Édouard-Jean Bigourdan (2) · Ernest Abington Vessey (2)
Inventor country:
Applicant person:
None (4) · Mathieu Castay (2) · Alexis Beurrier (2) · Jan Jaakson (2) · Édouard-Jean Bigourdan (2) · Ernest Abington Vessey (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (15) · propulsion (13) · helicopter (11) · propellers (10) · airplane (5) · design (5) · ascension (4) · control (4) · stability (3) · aerodynamics (3) · hybrid (3) · propeller (3) · navigation (3) · landing (3) · construction (3)
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Application number:
None (3)
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Related to aircraft:
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IPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of text pages:
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