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Patents > IPCs : 1 or IPC B64B1/00

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Tech fields:
LTA (381) · balloon (87) · frame (87) · propulsion (79) · navigation (79) · dirigible (55) · Airship (49) · hybrid (39) · stability (39) · design (39) · construction (37) · car (35) · Safety (33) · dirigibles (32) · airplane (31) · propeller (29) · balloons (29) · rigid (27) · compartments (23)
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None (373) · Patent FR-1913-472867 (4) · Patent FR-1913-467415 (3) · Patent ES-1906-38692 (3) · Patent GB-1913-11207 (2) · Patent FR-1902-317598 (2) · Patent CH-1909-48028 (2) · Patent IT-1913- (2) · Patent FR-1914-472867.19895 (2) · Patent BE-1912-07-11 Maiche et Legras (2) · Patent US-1913-1087946 (2) · Patent FR-1907-382794 (2) · navigation (2)
Patent agent:
None (206) · None (16) · Armengaud jeune (14) · 1 (10) · Boramé et Julien (10) · Munn & Co. (9) · Haseltine, Lake & Co. (9) · Chassevent (8) · Brandon frères (8) · Hippolyte Josse (7) · Lavoix et Mosès (6) · E. Blétry (5) · de Bongé (5) · Boult, Wade & Tennant (5) · G. Petiau (5) · C. Blétry (5)
National tech categories:
FR 6.4 (192) · None (68) · FR 6.3 (56) · USPC 244/30 (38) · USPC 244/26 (17) · USPC 244/25 (15) · DE 77h.2 (11) · USPC 244/32 (8) · USPC 244/127 (8) · USPC 244/96 (8) · USPC 244/125 (7) · USPC 244/67 (7) · USPC 244/97 (7) · USPC 244/29 (7) · DE 77 (7) · USPC 244/99 (5) · DE 77h (5) · USPC 24/713.8 (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64B1/00 (418) · CPC B64B1/40 (22) · None (16) · CPC B64B1/005 (12) · CPC B64B1/58 (10) · CPC Y10T24/3747 (5) · CPC B64F2700/6219 (5) · CPC B64B1/62 (4) · CPC B64B1/50 (3) · CPC B61B5/02 (2) · CPC B64B1/06 (2) · CPC B64B1/60 (2)
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