Drilldown: Patents

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Patents > National tech categories : DE 77 or DE 77h or FR 10.1

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Office:
Applicant person:
None (118) · Ernst Georg August Baumgarten (6) · Firmin Bousson (3) · Carl Alfred Johansson (3) · F. Gaebert (3) · August Riedinger (3) · Gustave Plaisant (3)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (112) · propulsion (53) · balloon (40) · frame (39) · navigation (36) · propeller (29) · car (24) · None (21) · subsystem (19) · control (17) · stability (17) · design (16) · kite (16) · airship (15) · whole (15) · dirigible (14) · wings (13) · flapping (13) · steering (12)
Full specification filed date:
Granted:
Supplementary to patent:
None (230) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1909-404954 (2)
Related to aircraft:
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National tech categories: (Click arrow to add another value)
IPCs:
None (161) · IPC B64B1/00 (16) · IPC B64C5/04 (15) · IPC B64C33/02 (15) · IPC B64B1/58 (12) · IPC B64B1/40 (10) · IPC B64C31/06 (6) · IPC B64C23/00 (6) · IPC B64B1/06 (5) · IPC B64C11/00 (4) · IPC B64C39/00 (3) · IPC B64B1/62 (3) · IPC B64B1/30 (3) · IPC B64C11/16 (3)
CPCs:
None (144) · CPC B64B1/00 (22) · CPC B64C33/02 (18) · CPC B64B1/40 (14) · CPC B64B1/58 (11) · CPC B64C23/005 (8) · CPC A63H27/08 (6) · CPC B64C33/00 (4) · CPC B64C2700/6273 (4) · CPC B64B1/30 (4) · CPC B64C11/00 (3) · CPC B64C31/06 (3) · CPC B64B1/62 (3) · CPC B64B1/12 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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