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Patents > National tech categories : DE 77h or FR 6.4 or USPC 244/30 & First filing: Yes & Number of diagram pages: 2-8

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Office:
Inventor country:
Applicant is inventor:
Tech fields:
Airplane (85) · None (45) · LTA (41) · design (40) · stability (39) · propulsion (31) · frame (27) · control (27) · wings (24) · construction (22) · Propellers (19) · automatic stability (19) · Hybrid (18) · navigation (16) · helicopter (16) · aerodynamics (12) · Whole (11) · landing (11) · Ascension (10) · safety (10)
Full specification filed date:
Application number:
None (22) · 510212D (2) · 416746D (2)
Granted:
Related to aircraft:
Patent agent:
None (40) · None (22) · Armengaud jeune (14) · Weismann et Marx (10) · J. Bonnet-Thirion (10) · Lavoix et Moses (10) · J. Germain (8) · Dom. Casalonga (7) · Brandon frères (7) · Borame et Julien (5) · J. Bonnet-Thirion et Breton (5) · M. Zerolo (5) · Schwab (5) · G. de Mestral et F. Harlé (4) · Weissmann et Marx (4) · P. Follin (4) · L. Chassevent (4) · H. Boettcher fils (4) · Munn & Co. (4)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (38) · IPC B64C39/00 (38) · IPC B64B1/00 (25) · IPC B64C1/00 (25) · IPC B64C23/00 (20) · IPC B64C3/38 (16) · None (13) · IPC B64C33/02 (12) · IPC B64C35/00 (10) · IPC B64C27/04 (10) · IPC B64C3/54 (7) · IPC B64C13/00 (6) · IPC B64C33/00 (6) · IPC B64B1/58 (5) · IPC B64C11/00 (5) · IPC B64C17/06 (5) · IPC B64C25/00 (4) · IPC B64C3/56 (4) · IPC B64C3/52 (3) · IPC B64C3/00 (3)
CPCs:
CPC B64C17/00 (38) · CPC B64C39/00 (34) · CPC B64B1/00 (30) · CPC B64C2700/6295 (26) · CPC B64C23/005 (20) · CPC B64C2700/6274 (17) · CPC B64C2700/6218 (17) · CPC B64C3/385 (15) · CPC B64C2700/6212 (14) · CPC B64C33/02 (12) · CPC B64C35/00 (9) · CPC B64C33/00 (7) · CPC B64C2700/6281 (7) · CPC B64C3/54 (7) · CPC B64C13/00 (6) · CPC B64B1/58 (5) · CPC B64C27/04 (5) · CPC B64C39/08 (5) · CPC B64C17/06 (5)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:

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