Drilldown: Patents

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Patents > Publication date: 1900 - 1999 & CPCs : CPC B64B1/40 or CPC B64C2700/6281 & Citations from after 1930: None

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Office:
Inventors:
None (7) · Adolphe Clément-Bayard (3) · Johann Schütte (3) · Désiré Sival (3) · Edmond-Louis Douhéret (3) · Charles Wolf (2) · Henri-Alphonse-Désiré Hervé (2) · Joseph Allison Steinmetz (2) · Edwin Richard Mumford (2) · Lucile Marcel (2)
Inventor country:
Applicant person:
None (7) · Adolphe Clément-Bayard (3) · Johann Schütte (3) · Désiré Sival (3) · Edmond-Louis Douhéret (3) · Charles Wolf (2) · Henri-Alphonse-Désiré Hervé (2) · Joseph Allison Steinmetz (2) · Edwin Richard Mumford (2)
Applicant is inventor:
Tech fields:
helicopter (26) · LTA (19) · propulsion (14) · Design (14) · propellers (12) · Airplane (11) · ascension (9) · hybrid (9) · Airship (8) · stability (8) · frame (7) · balloon (7) · suspension (5) · Nacelle (5) · sustentation (5) · construction (5) · control (5)
Full specification filed date:
Application number:
None (3)
Granted:
Related to aircraft:
Patent agent:
None (13) · Armengaud jeune (6) · None (4) · J. Germain (3) · Lavoix et Mosès (3) · J. Bonnet-Thirion (2) · Hippolyte Josse (2) · G. de Mestral et F. Harlé (2) · Brandon frères (2) · Marks & Clerk (2) · Chassevent (2) · C. Blétry (2)
National tech categories:
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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