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Patents > National tech categories : BE K or FR 6.3 & Family year: 1900 - 1999

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Tech fields:
Airplane (174) · LTA (119) · propellers (95) · design (83) · propulsion (70) · hybrid (63) · stability (48) · wings (47) · construction (44) · control (44) · navigation (39) · frame (35) · Aerodynamics (31) · sustentation (27) · steering (26) · Lift (26) · ascension (23) · dirigible (22) · aerostat (21) · safety (19)
Full specification filed date:
Application number:
None (290)
Granted:
Supplementary to patent:
None (249) · Patent BE-1909-214032 (31) · Patent BE-1907-199348 (15) · Patent BE-1913-255172 (3) · Patent FR-1907-377174 (3) · Patent BE-1907-197626 (3) · Patent FR-1913-468076 (2) · Patent FR-1913-467415 (2) · Patent FR-1883- (2) · Patent FR-1900-299924 (2) · Patent BE-1910-225558 (2) · Patent BE-1909-218585 (2) · Patent BE-1913-259683 (2) · Patent FR-1901-317232 (2) · Patent FR-1902-317598 (2) · Patent FR-1909-420004 (2) · Patent FR-1902-326476 (2) · Patent FR-1911-430455 (2) · Patent FR-1911-426626 (2)
Related to aircraft:
Patent agent:
None (124) · A. Wunderlich & Cie, Ingénieurs-Conseils (53) · Raclot (21) · Duvinage (16) · J. Gevers (13) · Chassevent (11) · Kirkpatrick (10) · E. et G. Bede (8) · Hippolyte Josse (8) · None (8) · De Visscher et Graetz (7) · Armengaud jeune (7) · C. Blétry (6) · Biebuyck (6) · Gernaert (5) · Weismann et Marx (5) · Raclot et Cie (4) · Verhaeghen (4) · Wunderlich (4)
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CPCs:
None (277) · CPC B64B1/00 (54) · CPC B64C33/02 (7) · CPC B64B1/40 (7) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64C2700/6281 (6) · CPC B64C39/00 (5) · CPC B64C17/00 (4) · CPC B64C11/006 (3) · CPC B64C27/12 (3) · CPC B64C27/04 (3) · CPC B64C23/005 (3) · CPC B64C2700/6295 (3) · CPC B64C11/001 (3) · CPC B64C13/02 (2) · CPC B64C13/04 (2) · CPC B64C31/04 (2) · CPC B64C33/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
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