Drilldown: Patents

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Patents > Supplementary to patent: None & Related to aircraft: None & CPCs : CPC B64C2700/6218 or CPC B64C33/02 or CPC B64C39/005 or None

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Office:
Inventor country:
Applicant person:
None (93) · Louis Constantin (3) · Louis-Edouard Gourdan-Fromentel (2) · Lelarge HENRI ALFRED ARMAND JOSEPH (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (115) · propulsion (24) · navigation (16) · LTA (12) · balloon (9) · airplane (9) · frame (7) · propellers (7) · stability (6) · design (6) · Construction (6) · wings (6) · propeller (6) · safety (5) · parachute (5) · aerostat (5) · military (5)
Application number:
None (146) · navigation (2)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (192) · 1 (4) · Thirion (2) · Chassevent (2) · Jules Mathieu (2)
National tech categories:
None (153) · FR 5 (11) · FR 6.3 (11) · FR 6.4 (6) · FR 3 (5) · USPC 244/153R (4) · FR 10.1 (4) · USPC 244/22 (3) · FR 2 (3) · USPC 244/149 (2) · FR 20 (2) · FR 12 (2) · FR 15 (2) · USPC 244/3.23 (2)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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