Drilldown: Patents

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Patents > National tech categories : DE 77 or FR 5 or USPC 244/3.23

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Office:
Applicant person:
None (164) · Ernst Georg August Baumgarten (6) · Meller (the younger) (3) · F. Gaebert (3) · Carl Alfred Johansson (3)
Applicant type:
Applicant is inventor:
Tech fields:
LTA (135) · balloon (65) · navigation (63) · propulsion (55) · projectile (54) · military (52) · None (22) · propeller (21) · frame (20) · car (18) · airship (17) · stability (14) · dirigible (13) · Aerostat (12) · control (12) · marine (9) · captive (9) · Aerial navigation (9) · flapping (9)
Application number:
Granted:
Supplementary to patent:
None (311) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1850-10514 (2)
Related to aircraft:
Patent agent:
None (290) · Munn & Co. (6) · Jules Mathieu (6) · Édouard Baral (4) · Lafond (3) · None (2) · Just Feuillat (2) · Léopold D’Aubreville (2) · Armand RICORDEAU (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (256) · IPC F42B10/00 (12) · IPC B64C33/02 (12) · IPC B64B1/00 (11) · IPC B64B1/58 (8) · IPC B64B1/40 (5) · IPC B64C31/06 (4) · IPC F42B10/30 (4) · IPC B64C23/00 (4) · IPC B64B1/06 (3) · IPC B64C39/00 (2) · IPC A01H5/02 (2) · IPC B64C27/04 (2) · IPC B64C11/00 (2) · IPC F42B10/34 (2) · IPC B64B1/62 (2) · IPC B64B1/30 (2)
CPCs:
None (217) · CPC F42B10/30 (35) · CPC B64B1/00 (18) · CPC B64C33/02 (13) · CPC B64B1/40 (9) · CPC B64B1/58 (7) · CPC B64C23/005 (5) · CPC B64C33/00 (4) · CPC B64C2700/6273 (4) · CPC B64B1/30 (4) · CPC A63H27/08 (3) · CPC B64B1/62 (2) · CPC F42B10/16 (2) · CPC F42B10/34 (2) · CPC B64C31/06 (2) · CPC B64C27/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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