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Patents > National tech categories : FR 6.3 or USPC 244/22 or USPC 244/51

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Office:
Inventor country:
Inventor location:
None (615) · Chicago (3) · Pennsylvania (2) · New York (2) · Tarn-et-Garonne (2) · Hamilton county, OH (2) · Cincinnati (2)
Applicant is inventor:
Tech fields:
LTA (176) · navigation (162) · propulsion (157) · balloon (65) · Airplane (53) · aerostat (52) · Dirigible (51) · None (51) · frame (44) · airship (39) · stability (39) · flapping (36) · construction (35) · propeller (35) · balloons (27) · safety (27) · rudder (27) · Hybrid (26) · propellers (26) · ornithopter (25)
Full specification filed date:
Application number:
None (425)
Granted:
Supplementary to patent:
None (523) · Patent FR-1878-124576 (3) · Patent FR-1907-377174 (3) · Patent FR-1881-142748 (3) · Patent FR-1898-275602 (2) · Patent FR-1893-233439 (2) · Patent FR-1893-228892 (2) · Patent FR-1892-225358 (2) · Patent FR-1891-217128 (2) · Patent FR-1890-205155 (2) · Patent FR-1901-317232 (2) · Patent FR-1902-317598 (2) · Patent FR-1902-326476 (2) · Patent FR-1883- (2) · Patent FR-1881-143296 (2) · Patent FR-1909-420004 (2) · Patent FR-1897-271948 (2) · Patent DE-1892-73603 (2)
Related to aircraft:
Patent agent:
None (239) · Armengaud jeune (27) · Chassevent (25) · Blétry aîné (17) · None (16) · Desnos (15) · Société Marillier et Robelet (13) · Armengaud aîné (12) · Dumas (8) · Dieuaide (8) · Hippolyte Josse (8) · Société Louis Gudman et Cie (7) · Munn & Co. (7) · Émile Barrault (6) · Casalonga (6) · C. Blétry (6) · Société Matray frères (6)
National tech categories: (Click arrow to add another value)
IPCs:
None (470) · IPC B64B1/00 (56) · IPC B64C33/02 (18) · IPC B64C33/00 (15) · IPC B64C39/00 (12) · IPC B64C9/00 (12) · 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 B64C13/04 (2) · IPC B64C31/04 (2) · IPC B64C1/00 (2) · IPC B64C13/02 (2)
CPCs:
None (391) · CPC B64C33/02 (78) · CPC B64B1/00 (57) · CPC B64C9/00 (31) · CPC B64C33/00 (7) · CPC B64B1/40 (7) · CPC B64C23/005 (7) · CPC B64C2700/6281 (6) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64C39/00 (5) · CPC B64C27/12 (5) · CPC B64C11/001 (4) · CPC B64C2700/6295 (4) · CPC B64C27/04 (3) · CPC B64C11/006 (3) · CPC B64C17/00 (3) · CPC A63H27/08 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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