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Patents > Inventor country : FR or PY & Number of diagram pages: 2-4

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Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (244) · airplane (108) · LTA (62) · propulsion (55) · stability (55) · design (53) · frame (52) · construction (51) · Propellers (35) · navigation (33) · control (26) · subsystem (24) · wings (22) · automatic stability (20) · landing (17) · Safety (17) · whole (17) · propeller (16) · aerodynamics (16)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (354) · Patent BE-1910-230887 (4) · Patent FR-1916-502839 (3) · Patent FR-1902-321808 (3) · Patent FR-1902-328044 (3) · Patent FR-1912-447782 (3) · Patent FR-1911-430455 (3) · Patent BE-1912-08-13-Panian (3) · Patent FR-1908-401308 (3)
Related to aircraft:
Patent agent:
None (126) · None (26) · Armengaud jeune (26) · Boult, Wade & Tennant (25) · Weismann et Marx (21) · Dom. Casalonga (13) · Lavoix et Mosès (13) · Marks & Clerk (13) · Haseltine, Lake & Co. (12) · J. Bonnet-Thirion (12) · Chassevent (11) · J. Germain (8) · Brandon frères (8) · L. Chassevent (6) · Johnsons & Willcox (6) · M. Zerolo (6)
National tech categories:
FR 6.4 (262) · None (142) · FR 6.3 (39) · HU V/h (12) · FR 6.2 (6) · CH 129b (5) · DE 77h.5 (5) · AT 77d (4) · FR 6.1 (4) · USPC 244/6 (3) · FR 5.8 (3) · USPC 244/119 (3) · USPC 244/35R (3) · FR 5 (3)
IPCs:
None (106) · IPC B64C39/00 (55) · IPC B64C1/00 (45) · IPC B64C17/00 (44) · IPC B64B1/00 (38) · IPC B64C23/00 (25) · IPC B64C3/38 (25) · IPC B64C35/00 (16) · IPC B64C33/02 (16) · IPC B64C11/00 (16) · IPC B64C13/00 (15) · IPC B64C27/04 (14) · IPC B64B1/58 (12) · IPC B64C17/06 (11) · IPC B64C3/56 (9) · IPC B64C25/00 (8) · IPC B64C33/00 (8) · IPC B64C3/00 (7) · IPC B64C3/54 (6)
CPCs:
None (57) · CPC B64C17/00 (47) · CPC B64B1/00 (40) · CPC B64C39/00 (37) · CPC B64C2700/6295 (30) · CPC B64C23/005 (28) · CPC B64C13/00 (24) · CPC B64C33/02 (20) · CPC B64C3/385 (20) · CPC B64C2700/6218 (20) · CPC B64C2700/6274 (18) · CPC B64C35/00 (15) · CPC B64C11/006 (13) · CPC B64B1/58 (12) · CPC B64C39/08 (11) · CPC B64C17/06 (11) · CPC B64C2700/6256 (10) · CPC B64C3/56 (9) · CPC B64C2700/6216 (9)
First filing:
Citations from after 1930:
Number of diagram pages:

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