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Patents > Applicant type : 1 or COMPANY + INDIV or INDIV or Other & CPCs : CPC B64B1/58 or CPC B64C23/005 & First filing : Yes or None

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Tech fields:
None (153) · LTA (97) · airplane (68) · propulsion (59) · frame (51) · navigation (48) · propeller (41) · hybrid (37) · helicopter (33) · stability (31) · balloon (28) · airship (18) · design (17) · takeoff (17) · construction (16) · dirigible (14) · propellers (13) · rudder (13) · car (13)
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Patent agent:
None (212) · None (13) · Marks & Clerk (8) · Victor J. Evans (7) · Armengaud jeune (6) · Boramé et Julien (5) · Schwab (4) · W. P. Thompson & Co. (4) · G. de Mestral et F. Harlé (3) · Munn & Co. (3) · J. Bonnet-Thirion (3)
National tech categories:
None (154) · FR 6.4 (96) · USPC 244/6 (43) · USPC 244/66 (20) · USPC 244/12.1 (13) · DE 77h.4 (8) · USPC 244/80 (7) · USPC 244/60 (6) · DE 77 (6) · USPC 244/139 (5) · DE 77h (4) · DE 77h.15 (4) · USPC 244/48 (4) · GB 4 aërostats (4) · USPC 244/126 (4)
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Cites these patents:
None (401)
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