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Patents > National tech categories : DE 77 or DE 77h.6

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Office:
Inventors:
None (21) · Christian Lorenzen (7) · Jakob Haw (7) · Ernst Georg August Baumgarten (5) · Hellmuth Hirth (4) · F. Gaebert (4) · Carl Alfred Johansson (3) · Georg Fischer (3) · Otto Schmidt (3)
Applicant person:
None (86) · Ernst Georg August Baumgarten (5) · Jakob Haw (5) · Georg Fischer (3) · F. Gaebert (3) · Carl Alfred Johansson (3) · Carl Georg Rodeck (2) · Christian Lorenzen (2) · Federico Capone (2) · Ferdinand von Zeppelin (2) · Hellmuth Hirth (2) · Frederick William Brearey (2) · Joseph Hofmann (2) · Lucien Chauvière (2) · Otto Hartung (2) · Otto Schmidt (2) · Paul Frederik Degn (2) · Richard Czygan (2) · Carl Friedrich Billwiller (2) · Hans Reissner (2)
Applicant is inventor:
Full specification filed date:
Granted:
Supplementary to patent:
None (185) · Patent DE-1917-305040 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1908-405961 (2)
Related to aircraft:
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National tech categories: (Click arrow to add another value)
IPCs:
None (110) · IPC B64B1/00 (11) · IPC B64C11/16 (10) · IPC B64C33/02 (9) · IPC B64B1/58 (7) · IPC B64C11/34 (5) · IPC B64C11/00 (5) · IPC B64B1/40 (5) · IPC B64C27/04 (5) · IPC B64C11/20 (4) · IPC B64C11/04 (4) · IPC B64C11/36 (3) · IPC B64C11/06 (3) · IPC B64C31/06 (3) · IPC B64C23/00 (3) · IPC B64C39/00 (3)
CPCs:
None (87) · CPC B64B1/00 (19) · CPC B64C33/02 (12) · CPC B64B1/40 (9) · CPC B64C11/04 (8) · CPC B64C11/20 (6) · CPC B64C11/006 (5) · CPC B64B1/58 (5) · CPC B64C11/00 (5) · CPC B64C11/36 (4) · CPC B64C2700/6281 (4) · CPC B64C33/00 (4) · CPC B64B1/30 (4) · CPC B64C23/005 (4) · CPC B64C11/24 (3) · CPC B64C11/16 (3) · CPC B64C2700/6273 (3) · CPC B64C27/20 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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