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Patents > National tech categories : DE 77 or FR 6.3 or USPC 114/272

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Office:
Inventor location:
None (658) · Budapest (2) · Tarn-et-Garonne (2) · London (2) · Leipzig (2) · Berlin (2)
Applicant is inventor:
Tech fields:
LTA (243) · propulsion (161) · Navigation (160) · balloon (92) · dirigible (58) · aerostat (52) · airship (47) · Airplane (43) · stability (39) · None (38) · frame (36) · construction (35) · propeller (31) · balloons (30) · ascension (27) · safety (26) · control (25) · propellers (25) · car (23) · parachute (21)
Full specification filed date:
Application number:
None (563)
Granted:
Supplementary to patent:
None (550) · Patent FR-1907-377174 (3) · Patent FR-1881-142748 (3) · Patent FR-1878-124576 (3)
Related to aircraft:
Patent agent:
None (350) · Armengaud jeune (27) · Chassevent (25) · Blétry aîné (17) · Desnos (15) · Société Marillier et Robelet (13) · None (12) · Armengaud aîné (12) · Hippolyte Josse (8) · Dumas (8) · Dieuaide (8) · Société Louis Gudman et Cie (7) · Société Matray frères (6) · C. Blétry (6) · Émile Barrault (6) · Casalonga (6) · Josse (5) · Société Thirion et Bonnet (5) · Thirion (5) · Weismann et Marx (5)
National tech categories: (Click arrow to add another value)
IPCs:
None (480) · IPC B64B1/00 (67) · IPC B64C33/02 (22) · IPC B64B1/58 (14) · IPC B64C39/00 (13) · IPC B64B1/40 (12) · IPC B64C11/00 (11) · IPC B64C27/04 (10) · IPC B64C23/00 (8) · IPC B64C31/06 (7) · IPC B64C17/00 (3) · IPC B64B1/06 (3) · IPC B64C31/04 (3)
CPCs:
None (464) · CPC B64B1/00 (73) · CPC B64C33/02 (23) · CPC B64B1/40 (16) · CPC B64B1/58 (13) · CPC B64C23/005 (9) · CPC B64C2700/6281 (7) · CPC B64C39/005 (7) · CPC B64C33/00 (6) · CPC B64C2700/6273 (6) · CPC A63H27/08 (6) · CPC B64C39/00 (5) · CPC B64C11/006 (4) · CPC B64C11/001 (4) · CPC B64C27/12 (4) · CPC B64B1/30 (4)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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