Drilldown: Patents

Jump to navigation Jump to search
Patents > Inventor country: FR & IPCs : IPC B64C27/04 or IPC B64C29/00

Use the filters below to narrow your results.

Office:
Inventors:
Alexis Beurrier (5) · Édouard-Jean Bigourdan (5) · Désiré Sival (3) · Louis Lacoin (3) · None (2) · Félix Monin (2) · Jules Collomb (2) · Émile-Jean-Jules Salmson (2) · Paul Cornu (2) · Edmond-Louis Douhéret (2) · Jules Cornu (2) · Charles Wolf (2)
Inventor country: (Click arrow to add another value)
Applicant person:
Alexis Beurrier (5) · Désiré Sival (3) · Louis Lacoin (3) · Édouard-Jean Bigourdan (3) · Jules Cornu (2) · Charles Wolf (2) · Jules Collomb (2) · Edmond-Louis Douhéret (2) · None (2) · Félix Monin (2) · Paul Cornu (2)
Applicant type:
Applicant is inventor:
Tech fields:
helicopter (23) · propellers (14) · propulsion (14) · airplane (12) · ascension (12) · hybrid (11) · design (10) · None (9) · sustentation (6) · wings (6) · propeller (5) · descent (4) · Frame (4) · lift (4)
Full specification filed date:
Application number:
None (2)
Granted:
Related to aircraft:
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 59 results in range #1 to #59.

View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)


View (previous 250 | next 250) (20 | 50 | 100 | 250 | 500)