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Patents > Tech fields : lift or navigation & Number of text pages: None

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None (477)
Granted:
Supplementary to patent:
None (462) · Patent FR-1841-9265 (6) · Patent FR-1881-142748 (3) · Patent AU-1909-15563‎ (3) · Patent FR-1861-51979 (3) · Patent GB-1908-4519 (3) · Patent FR-1836-5429 (3)
Related to aircraft:
Patent agent:
None (449) · Desnos (7) · Jules Mathieu (6) · Armengaud jeune (5) · Casalonga (5) · Chassevent (4) · Duvinage (4) · A. Wunderlich & Cie, Ingénieurs-Conseils (4) · Blétry aîné (4) · Blétry frères (3) · Dufrené (3) · Gernaert (3)
National tech categories:
None (193) · FR 6.3 (105) · FR 5 (36) · BE K (33) · FR 6.4 (29) · IT 8 (26) · FR 6 (15) · GB 4 propel & steer (10) · USPC 244/22 (9) · GB 4 with buoyant (7) · USPC 244/97 (6) · FR 6.2 (6) · USPC 244/52 (5) · USPC 244/51 (5) · USPC 244/30 (4) · GB 4 aërostats (4) · USPC 244/27 (4)
IPCs:
None (487) · IPC B64B1/00 (14) · IPC B64B1/62 (6) · IPC B64B (5) · IPC CPC B64C13/00 (4) · IPC B64C33/02 (4) · IPC B64B1/40 (4) · IPC B64C39/00 (4) · IPC B64C33/00 (4) · IPC B64C9/00 (3) · IPC B64C11/00 (3) · IPC B64C39/008 (3) · IPC B64C13/00 (3) · IPC B64C39/005 (2) · IPC B64C23/00 (2)
CPCs:
None (453) · CPC B64B1/00 (16) · CPC B64C13/00 (12) · CPC B64C33/02 (10) · CPC B64C2700/6295 (7) · CPC B64B1/62 (7) · CPC B64C3/385 (5) · CPC B64B1/40 (5) · CPC B64C39/008 (5) · CPC B64C9/00 (5) · CPC B64C9/38 (5) · CPC B64C23/005 (4) · CPC B64C39/005 (4) · CPC B64C39/00 (3) · CPC B64C33/00 (3) · CPC B64C27/12 (3)
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