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Patents > National tech categories: FR 6.4 & Number of claims: 5-9 & Number of diagram pages: 1-2

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Tech fields:
None (144) · airplane (80) · stability (33) · wings (27) · frame (26) · Design (25) · Construction (22) · propulsion (19) · LTA (18) · control (17) · landing (14) · Propellers (14) · navigation (12) · hybrid (12) · aerodynamics (11) · rudder (10) · whole (10) · subsystem (9) · equilibrium (9) · takeoff (9)
Full specification filed date:
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Supplementary to patent:
None (182) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent FR-1911-429078 (2) · Patent FR-1912-446040 (2) · Patent FR-1909-410140 (2) · Patent FR-1913-465942 (2) · Patent DE-1911-11-16 Otto Albin Budig (2) · Patent GB-1912-26911 (2) · Patent GB-1912-7553 (2) · Patent FR-1911-448337 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (40) · None (20) · E. Blétry (19) · L. Chassevent (14) · None (14) · Dupont et Elluin (11) · Borame et Julien (10) · H. Bœttcher fils (10) · C. Blétry (9) · Charles Dony (9) · Ch. Mardelet (8) · Hippolyte Josse (8) · Schwab (6) · Lavoix et Mosès (6) · J. Bonnet-Thirion (6) · C. Baumann (4) · Chassevent (4) · J. Bonnet-Thirion et Breton (4) · Louis Tailfer (4) · Matray freres et Cie (4)
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IPCs:
IPC B64C17/00 (45) · IPC B64C39/00 (41) · IPC B64C1/00 (41) · None (16) · IPC B64B1/00 (16) · IPC B64C23/00 (14) · IPC B64C3/38 (13) · IPC B64C33/02 (11) · IPC B64C3/00 (10) · IPC B64C35/00 (9) · IPC B64C11/00 (8) · IPC B64B1/58 (6) · IPC B64C25/00 (6) · IPC B64D1/04 (5) · IPC B64C3/18 (5) · IPC B64C27/04 (5) · IPC B64C3/52 (5) · IPC B64C13/00 (5) · IPC F41G3/24 (4) · IPC B64C3/42 (4)
CPCs:
CPC B64C17/00 (47) · CPC B64C39/00 (30) · CPC B64C2700/6218 (19) · CPC B64C2700/6295 (18) · CPC B64B1/00 (16) · CPC B64C23/005 (14) · CPC B64C33/02 (13) · CPC B64C3/385 (12) · CPC B64C3/00 (10) · CPC B64C2700/6214 (10) · CPC B64C1/00 (10) · CPC B64C2700/6274 (8) · CPC B64C2700/6233 (7) · CPC B64C35/00 (7) · CPC B64C11/006 (7) · CPC B64C3/52 (7) · CPC B64B1/58 (6) · CPC B64F2700/6226 (6) · CPC B64C2700/6212 (6)
First filing:
Citations from after 1930:
Number of text pages:
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