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Patents > Application number : 191408583D or None & Number of claims: 4

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Office:
Inventor country:
Inventor location:
None (233) · New York state (3) · New York city (2) · New York county (2) · Budapest (2) · Philadelphia (2)
Applicant person:
None (54) · George Henry Challenger (4) · Robert Esnault-Pelterie (4) · Henry Calder Lobnitz (3)
Applicant is inventor:
Tech fields:
Airplane (58) · LTA (50) · Frame (41) · Propulsion (40) · Design (30) · Stability (30) · navigation (29) · Control (23) · military (21) · balloon (19) · marine (19) · propeller (18) · None (17) · subsystem (16) · Rudder (15) · projectile (14) · safety (14) · wings (13) · Aerodynamics (12) · Propellers (11)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (189) · Patent GB-1909-2111 (3) · Patent ES-1911-50083‎ (2) · Patent HU-1901-24148 (2) · Patent FR-1909-406375 (2)
Related to aircraft:
Patent agent:
None (101) · Haseltine, Lake & Co. (9) · Munn & Co. (9) · None (5) · Marks & Clerk (5) · E. Blum & Co. (5) · Abel & Imray (4) · W. P. Thompson & Co. (4) · James L. Norris (3) · Schwab (3) · E. Blétry (3)
National tech categories:
None (98) · FR 6.4 (13) · AT 77d (12) · DE 77h.5 (8) · CH 129b (7) · DE 77h.15 (5) · HU V/h (5) · DE 77 (5) · USPC 244/30 (4) · DE 77h.4 (3) · USPC 244/153R (3) · DK 77 (3) · CH 129a (3) · CH 115 (3) · FR 6.2 (3) · AU 90.5 (3) · AU 90.3 (3)
IPCs:
None (160) · IPC B64B1/00 (6) · IPC B64D17/00 (4) · IPC B64B1/64 (4)
CPCs:
None (106) · CPC B64B1/00 (6) · CPC A63H27/08 (4) · CPC B64B1/58 (3) · CPC B64B1/64 (3) · CPC B64C17/00 (3) · CPC B64C27/54 (3) · CPC B64C39/005 (3) · CPC B64B1/40 (3) · CPC B64D7/02 (3) · CPC B64D17/00 (3)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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