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Patents > CPCs : CPC B64B1/00 or CPC B64C23/005 or CPC F41A19/05

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Tech fields:
LTA (419) · None (399) · propulsion (169) · frame (147) · navigation (143) · airplane (134) · propeller (105) · balloon (99) · hybrid (85) · dirigible (71) · stability (71) · airship (64) · design (61) · car (49) · construction (46) · rudder (43) · Helicopter (41) · propellers (35) · safety (32) · flapping (29)
Full specification filed date:
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Granted:
Supplementary to patent:
None (910) · Patent FR-1909-410140 (5) · Patent FR-1913-472867 (4) · Patent ES-1906-38692 (3) · Patent FR-1913-467415 (3)
Related to aircraft:
National tech categories:
None (342) · FR 6.4 (297) · USPC 244/30 (61) · FR 6.3 (60) · USPC 244/6 (48) · USPC 244/26 (26) · USPC 244/28 (23) · USPC 244/25 (23) · DE 77 (22) · USPC 244/66 (21) · USPC 244/12.1 (16) · USPC 24/713.8 (13) · DE 77h.2 (12) · USPC 244/125 (12) · USPC 244/29 (11) · USPC 244/67 (9) · USPC 244/139 (8) · USPC 244/80 (7) · USPC 244/96 (7)
IPCs:
None (470) · IPC B64B1/00 (419) · IPC B64C23/00 (172) · IPC B64C23/005 (9) · IPC F41A19/05 (9) · IPC B64B1/58 (3)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (1087)
Citations from after 1930:

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