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Patents > Office : CH or FR & Tech fields: helicopter

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Office: (Click arrow to add another value)
Inventors:
Charles Wolf (5) · Édouard-Jean Bigourdan (5) · None (3) · Alexis Beurrier (3) · Gustav Mees (3) · Désiré Sival (3) · Camille Lacoste (3)
Inventor country:
Applicant person:
None (7) · Charles Wolf (5) · Édouard-Jean Bigourdan (3) · Alexis Beurrier (3) · Gustav Mees (3) · Désiré Sival (3) · Camille Lacoste (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (10)
Granted:
Related to aircraft:
Patent agent:
None (12) · None (11) · G. de Mestral et F. Harlé (5) · Lavoix et Mosès (4) · J. Germain (4) · G. Petiau (3) · Fayollet (3) · Armengaud jeune (3) · Schwab (3) · Paul Caquet (3) · de Bongé (3)
National tech categories:
CPCs:
CPC B64C2700/6281 (28) · CPC B64C27/04 (22) · CPC B64C23/005 (22) · CPC B64C2700/6274 (18) · CPC B64C27/12 (8) · None (6) · CPC B64C27/00 (4) · CPC B64C27/52 (3) · CPC B64C27/16 (3) · CPC B64C11/006 (3) · CPC B64C39/00 (3) · CPC B64C2700/6216 (2) · CPC B64C27/18 (2) · CPC B64C2700/6212 (2) · CPC B64C17/06 (2) · CPC B64C17/00 (2) · CPC B64C33/02 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 103 results in range #1 to #103.

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