Drilldown: Patents

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Patents > Assigned to: None & Number of claims: 2-3 & Number of figures: 1

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Office:
Inventors:
None (28) · Hellmuth Hirth (5) · James Robertson Porter (4) · Robert Esnault-Pelterie (4) · Olof Helsing (3) · Gabriel Letsch (3) · Robert McMullan (3)
Inventor country:
Applicant person:
None (53) · Hellmuth Hirth (5) · Robert Esnault-Pelterie (4) · James Robertson Porter (4) · Olof Helsing (3) · Robert McMullan (3) · Thomas Christopher Murphy (2) · René Arnoux (2) · Adolf Freiherr Odkolek von Augezd (2) · Thomas James Taplin, Sr. (2) · James Murray Bett (2) · Thomas James Taplin, Jr. (2) · René Caudron (2) · Karl Bomhard (2) · Frederick Michael Green (2) · Archibald Montgomery Low (2) · Hjalmar Pålson (2) · Anton Flettner (2) · Gaston Caudron (2)
Applicant is inventor:
Tech fields:
airplane (62) · LTA (27) · stability (26) · Design (24) · construction (22) · Propulsion (20) · Control (18) · frame (18) · Propellers (15) · military (14) · subsystem (14) · None (13) · navigation (12) · propeller (11) · Aerodynamics (10) · balloon (10) · wings (9) · Lift (9)
Full specification filed date:
Application number:
None (96)
Granted:
Publication date:
Supplementary to patent:
None (113) · Patent DE-1913-290120 (3) · Patent DE-1912-266327 (3) · Patent BE-1912-02-27 Caudron (2) · Patent SE-1917-46288 (2) · Patent GB-1910-21231 (2) · Patent FR-1908-392672 (2) · Patent DE-1915-299150 (2) · Patent US-1910-1018190 (2)
Related to aircraft:
Patent agent:
None (73) · Marks & Clerk (6) · Armengaud jeune (5) · Jensen & Son (4) · Boult, Wade & Tennant (3) · Hippolyte Josse (3) · Chassevent (3) · Arthur E. Edwards (3) · Haseltine, Lake & Co. (3) · None (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (56) · FR 6.4 (34) · HU V/h (13) · DE 77h.5 (10) · AT 77d (10) · DE 77h.15 (5) · DE 77h (4) · DE 77h.6 (4) · FR 6.3 (2)
IPCs:
None (67) · IPC B64C1/00 (11) · IPC B64C17/00 (10) · IPC B64B1/00 (6) · IPC B64C3/00 (5) · IPC B64C13/00 (4) · IPC B64C35/00 (3) · IPC B64C3/54 (3) · IPC B64C3/38 (3) · IPC B64C29/00 (3) · IPC B64C27/20 (3) · IPC B64D35/04 (3) · IPC B64D7/02 (3) · IPC B64D35/08 (3)
CPCs:
None (56) · CPC B64C17/00 (10) · CPC B64C2700/6218 (8) · CPC B64C13/00 (7) · CPC B64B1/00 (6) · CPC B64C3/00 (5) · CPC B64D7/02 (4) · CPC B64C27/20 (4) · CPC B64C23/005 (4) · CPC B64D35/04 (3) · CPC B64C35/00 (3) · CPC B64C3/54 (3) · CPC B64C3/385 (3) · CPC B64C2700/6281 (3) · CPC B64B1/40 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:
Number of figures:

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