Drilldown: Patents

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Patents > Office : FR or NL & National tech categories : FR 20 or None

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (1021) · LTA (143) · navigation (106) · balloon (70) · propulsion (68) · airplane (43) · balloons (23) · aerostat (21) · stability (19) · propellers (18) · Instrument (15) · control (14) · steering (12) · wings (11) · marine (10) · dirigible (10) · Design (9) · construction (9) · frame (9)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (1438) · Patent FR-1861-51979 (3) · Patent FR-1913-466195 (2) · Patent FR-1914-466329.18996 (2) · Patent FR-1880-139386 (2) · Patent FR-1913-466329 (2)
Related to aircraft:
Patent agent:
None (1397) · Armengaud jeune (9) · None (7) · Jules Mathieu (5) · J. Bonnet-Thirion (4) · L. Chassevent (4) · Armengaud aîné (4) · Lavoix et Mosès (3) · Hippolyte Josse (2) · Dony and Lejeune (2) · M. Zerolo (2) · Marks & Clerk (2) · Charles de Mosenthal (2) · Casalonga (2) · J. Bonnet-Thirion et Breton (2) · Schwab (2) · Abel & Imray (2) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (1410) · IPC B64C17/00 (11) · IPC B64C1/00 (11) · IPC B64C23/00 (7) · IPC B64C39/00 (7) · IPC B64B1/00 (4) · IPC B64C3/56 (3) · IPC B64C3/26 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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