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Patents > IPCs : IPC B64B1/00 or IPC B64C27/04 or IPC F02B37/16

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Office:
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Tech fields:
LTA (336) · None (105) · propulsion (87) · navigation (79) · balloon (77) · frame (75) · dirigible (57) · airship (46) · hybrid (43) · helicopter (38) · stability (37) · Airplane (36) · construction (35) · propeller (32) · car (30) · design (30) · safety (25) · balloons (24) · propellers (23) · rigid (21)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (436) · Patent FR-1913-472867 (4) · Patent FR-1913-467415 (3) · Patent ES-1906-38692‎ (3) · Patent FR-1908-407090 (2) · Patent CH-1909-48028 (2) · Patent GB-1913-11207 (2) · Patent FR-1902-317598 (2) · Patent FR-1915-502520 (2) · Patent FR-1915-478440 (2) · Patent US-1913-1087946 (2) · Patent FR-1907-382794 (2) · Patent FR-1914-472867.19895 (2) · Patent IT-1913- (2) · Patent US-1911-1011761 (2) · Patent BE-1912-07-11 Maiche et Legras (2)
Related to aircraft:
Patent agent:
None (212) · None (26) · Armengaud jeune (19) · Munn & Co. (11) · Boramé et Julien (10) · Haseltine, Lake & Co. (10) · Brandon frères (10) · Lavoix et Mosès (9) · Hippolyte Josse (8) · Chassevent (8) · Marks & Clerk (7) · G. Petiau (7) · C. Blétry (7) · G. de Mestral et F. Harlé (6) · de Bongé (6)
National tech categories:
FR 6.4 (252) · None (92) · FR 6.3 (65) · USPC 244/30 (36) · USPC 244/26 (17) · USPC 244/25 (12) · DE 77 (11) · DE 77h.2 (11) · USPC 244/96 (8) · USPC 244/97 (7) · USPC 244/32 (7) · USPC 244/127 (7) · USPC 244/125 (7) · USPC 244/67 (7) · USPC 244/29 (6) · USPC 24/713.8 (5) · DE 77h (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64B1/00 (419) · CPC B64C2700/6281 (83) · CPC B64C27/04 (63) · CPC B64C27/12 (21) · CPC B64B1/40 (20) · CPC B64B1/005 (12) · CPC B64C27/20 (10) · CPC B64B1/58 (10) · CPC B64C27/52 (6) · CPC Y10T24/3747 (5) · None (5) · CPC B64C29/0025 (4) · CPC B64B1/62 (4) · CPC B64F2700/6219 (4) · CPC B64C39/06 (3) · CPC B64B1/50 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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