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Patents > National tech categories : FR 6.4 or USPC 49/380 & Number of figures: None

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Tech fields:
LTA (132) · airplane (70) · propulsion (35) · design (33) · navigation (33) · frame (29) · construction (28) · stability (26) · None (26) · Wings (19) · lift (19) · propellers (18) · subsystem (16) · aerodynamics (15) · sustentation (13) · safety (12) · control (11) · Hybrid (11) · propeller (10) · dirigible (10)
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Supplementary to patent:
None (249) · Patent FR-1836-5429 (3) · Patent FR-1910-427818 (2) · Patent FR-1908-403132 (2) · Patent FR-1907-392394 (2) · Patent FR-1905-361723 (2) · Patent FR-1850-10514 (2) · Patent FR-1908-405961 (2)
Related to aircraft:
Patent agent:
None (212) · Armengaud jeune (13) · J. Germain (6) · Dupont et Elluin (6) · None (5) · Brandon frères (5) · de Bongé (4) · Société anonyme Astra Ab [FR] (4) · P. Follin (4) · Boramé et Julien (4) · Société Brandon et fils (3) · L. Chassevent (3) · J. Bonnet-Thirion (3) · E. Blétry (3) · Weismann et Marx (3)
National tech categories: (Click arrow to add another value)
IPCs:
None (64) · IPC B64B1/00 (59) · IPC B64B1/58 (50) · IPC B64C39/00 (17) · IPC B64C17/00 (16) · IPC B64C1/00 (13) · IPC B64B1/40 (8) · IPC B64B1/62 (8) · IPC B64C33/02 (7) · IPC B64C35/00 (6) · IPC B64C11/00 (6) · IPC B64C3/00 (6) · IPC B64C23/00 (6) · IPC B64C33/00 (4) · IPC B64C3/18 (4) · IPC B64D1/04 (4) · IPC B64C3/38 (4) · IPC B64C27/04 (4) · IPC B64B1/66 (4)
CPCs:
CPC B64B1/00 (56) · CPC B64B1/58 (51) · None (39) · CPC B64C17/00 (21) · CPC B64C39/00 (14) · CPC B64C33/02 (10) · CPC B64C2700/6295 (9) · CPC B64B1/40 (8) · CPC B64B1/62 (8) · CPC B64C11/006 (6) · CPC B64C23/005 (6) · CPC B64C3/00 (6) · CPC B64C3/385 (6) · CPC B64C2700/6218 (6) · CPC B64C1/00 (5) · CPC B64C13/00 (5)
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