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Patents > Year filed: 1910 & National tech categories : DE 77h or FR 6.4

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Tech fields:
None (204) · Airplane (94) · stability (68) · LTA (55) · frame (42) · design (36) · construction (28) · Wings (27) · propellers (26) · propulsion (25) · control (23) · lift (21) · landing (19) · hybrid (18) · subsystem (17) · aerodynamics (17) · sustentation (15) · automatic stability (14) · Whole (13) · propeller (13)
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Supplementary to patent:
None (304) · Patent FR-1909-410140 (6) · Patent FR-1909-420322 (5) · Patent FR-1909-406947 (2) · Patent FR-1910-427818 (2) · Patent FR-1910-419748 (2) · Patent BE-1909-219837 (2) · Patent FR-1910-415046 (2) · Patent FR-1909-412818 (2) · Patent GB-1908-22308 (2) · Patent US-1910-1011683 (2) · Patent FR-1909-404844 (2)
Related to aircraft:
Patent agent:
None (66) · Armengaud jeune (46) · None (28) · J. Bonnet-Thirion (27) · E. Blétry (23) · Schwab (13) · Boramé et Julien (12) · A. de Carsalade (12) · L. Chassevent (12) · Charles Dony (12) · Lavoix et Mosès (10) · Brandon frères (10) · H. Bœttcher fils (9) · G. de Mestral et F. Harlé (9) · G. Petiau (9) · P. Follin (8) · Dupont et Elluin (8)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (68) · IPC B64C1/00 (67) · IPC B64C39/00 (36) · None (27) · IPC B64B1/00 (27) · IPC B64B1/58 (26) · IPC B64C23/00 (24) · IPC B64C3/38 (24) · IPC B64C11/00 (18) · IPC B64C33/02 (15) · IPC B64C13/00 (15) · IPC B64C25/00 (12) · IPC B64C17/06 (11) · IPC B64B1/62 (9) · IPC B64C3/54 (9) · IPC B64C3/00 (7) · IPC B64C3/52 (7) · IPC B64C11/20 (6)
CPCs:
CPC B64C17/00 (71) · CPC B64C39/00 (27) · CPC B64C2700/6218 (26) · CPC B64B1/00 (26) · CPC B64B1/58 (26) · CPC B64C23/005 (23) · CPC B64C2700/6295 (22) · CPC B64C3/385 (21) · CPC B64C1/00 (17) · CPC B64C33/02 (17) · CPC B64C13/00 (16) · CPC B64C2700/6212 (16) · CPC B64C11/006 (13) · CPC B64C2700/6274 (13) · CPC B64C17/06 (12) · CPC B64C25/06 (11) · CPC B64C2700/6256 (10)
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