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Patents > Office : BE or CA or GR & Filing date: 1900 - 1999

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Office: (Click arrow to add another value)
Inventor country:
Applicant is inventor:
Tech fields:
airplane (195) · design (104) · propellers (81) · LTA (65) · frame (59) · propulsion (57) · stability (53) · wings (47) · control (47) · Hybrid (45) · aerodynamics (40) · construction (40) · rudder (29) · Sustentation (27) · Lift (24) · subsystem (22) · steering (21) · navigation (21) · safety (20) · helicopter (18)
Full specification filed date:
Granted:
Supplementary to patent:
None (259) · Patent BE-1907-199348 (15) · Patent BE-1909-214032 (10) · Patent BE-1907-197626 (3) · Patent BE-1913-255172 (3) · Patent FR-1900-299924 (2) · Patent FR-1913-468076 (2) · Patent FR-1911-430455 (2) · Patent FR-1911-426626 (2) · Patent BE-1910-225558 (2) · Patent FR-1913-467415 (2) · Patent BE-1909-218585 (2) · Patent GB-1913-16499 (2) · Patent BE-1913-259683 (2)
Related to aircraft:
Patent agent:
None (219) · A. Wunderlich & Cie, Ingénieurs-Conseils (37) · Raclot (22) · Duvinage (21) · J. Gevers (15) · Kirkpatrick (11) · De Visscher et Graetz (11) · Biebuyck (8) · Munn & Co. (6) · E. et G. Bede (6) · Raclot et Cie (5) · Verhaeghen (4) · Wunderlich (4) · Borghans-von Kilch et Cie (4) · Rest (3) · Gernaert (3) · Parette (3) · R. Wittebolle, Brussels, Belgium (3) · le Comptoir indus. et tech. (anc. maison Picard) (3)
National tech categories:
BE K (283) · None (59) · CA 244/12 (6) · CA 244/35 (5) · CA 244/10 (4) · CA 341/80 (4) · CA 244/11 (3) · CA 244/31 (3) · CA 46/28 (3) · CA 244/34 (3) · CA 244/4 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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