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Patents > Supplementary to patent: None & CPCs : CPC B64B1/00 or CPC F16H1/222

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Tech fields:
LTA (312) · None (159) · propulsion (91) · navigation (84) · frame (74) · balloon (71) · propeller (56) · dirigible (50) · airship (46) · hybrid (40) · car (34) · stability (31) · rudder (27) · airplane (26) · design (25) · flapping (21) · safety (21) · construction (20) · compartments (20) · fabric (19)
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (296) · Munn & Co. (17) · None (17) · Armengaud jeune (9) · Chassevent (8) · Boramé et Julien (6) · Hippolyte Josse (6) · C. Blétry (5) · Marks & Clerk (5) · Michael J. Stark & Sons (5) · Victor J. Evans (5) · Abel & Imray (4) · Brandon frères (4) · Randolph, Jr. (4) · Lavoix et Mosès (4)
National tech categories:
None (154) · FR 6.4 (132) · USPC 244/30 (52) · FR 6.3 (46) · USPC 244/26 (25) · USPC 244/28 (21) · USPC 244/25 (21) · USPC 24/713.8 (13) · DE 77 (12) · USPC 244/29 (11) · DE 77h.2 (11) · USPC 244/125 (9) · USPC 244/67 (7) · USPC 244/96 (6) · USPC 244/73R (4) · USPC 244/97 (4) · USPC 244/127 (4) · USPC 244/64 (4) · DE 77h (4)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:

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