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Patents > National tech categories : FR 6.3 or GB 4 propel & steer or USPC 244/54

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Office:
Inventor country:
Applicant is inventor:
Tech fields:
LTA (175) · propulsion (156) · navigation (153) · balloon (68) · aerostat (52) · Dirigible (50) · Airplane (43) · construction (38) · stability (35) · propeller (34) · airship (34) · None (30) · ascension (29) · balloons (27) · safety (26) · frame (25) · propellers (25) · electricity (22) · rudder (21)
Full specification filed date:
Application number:
None (475)
Granted:
Supplementary to patent:
None (476) · Patent FR-1878-124576 (3) · Patent FR-1881-142748 (3) · Patent FR-1907-377174 (3)
Related to aircraft:
Patent agent:
None (234) · Armengaud jeune (27) · Chassevent (25) · Blétry aîné (17) · Desnos (15) · Société Marillier et Robelet (13) · None (12) · Armengaud aîné (12) · Dieuaide (8) · Dumas (8) · Hippolyte Josse (8) · Société Louis Gudman et Cie (7) · Société Matray frères (6) · Émile Barrault (6) · Casalonga (6) · C. Blétry (6) · Thirion (5) · Société Thirion et Bonnet (5) · Weismann et Marx (5) · Josse (5)
National tech categories: (Click arrow to add another value)
IPCs:
None (458) · IPC B64B1/00 (55) · IPC B64C39/00 (12) · IPC B64C33/02 (10) · IPC B64C11/00 (9) · IPC B64C27/04 (8) · IPC B64B1/40 (7) · IPC B64B1/58 (6) · IPC B64C23/00 (5) · IPC B64C31/06 (3) · IPC B64C17/00 (3) · IPC B64C31/04 (2) · IPC B64C35/00 (2) · IPC B64C13/04 (2) · IPC B64C33/00 (2) · IPC B64C13/02 (2) · IPC B64C1/00 (2)
CPCs:
None (456) · CPC B64B1/00 (55) · CPC B64C33/02 (11) · CPC B64B1/40 (7) · CPC B64C2700/6281 (6) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64C23/005 (5) · CPC B64C39/00 (5) · CPC B64C2700/6295 (4) · CPC B64C11/001 (4) · CPC B64C27/12 (4) · CPC A63H27/08 (3) · CPC B64C27/04 (3) · CPC B64C17/00 (3) · CPC B64C11/006 (3) · CPC B64C2700/6273 (3)
First filing:
Cites these patents:
Citations from after 1930:
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