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Patents > Office : AU or BE or LU & CPCs : CPC B64C39/00 or None

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (221) · Design (100) · Propellers (100) · LTA (90) · hybrid (67) · propulsion (64) · Frame (59) · stability (53) · wings (49) · control (40) · aerodynamics (39) · construction (33) · subsystem (26) · Sustentation (25) · lift (25) · navigation (24) · rudder (24) · motors (23) · safety (21) · helicopter (20)
Full specification filed date:
Granted:
Supplementary to patent:
None (253) · Patent BE-1909-214032 (33) · Patent BE-1907-199348 (15) · Patent BE-1907-197626 (3) · Patent BE-1913-255172 (3) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent BE-1909-218585 (2) · Patent FR-1900-299924 (2) · Patent FR-1913-467415 (2) · Patent FR-1913-468076 (2) · Patent CA-1910-132036 (2) · Patent GB-1913-16499 (2) · Patent BE-1913-259683 (2) · Patent FR-1911-426626 (2) · Patent BE-1910-225558 (2) · Patent FR-1911-430455 (2)
Related to aircraft:
Patent agent:
None (173) · A. Wunderlich & Cie, Ingénieurs-Conseils (57) · Raclot (22) · Duvinage (21) · J. Gevers (16) · Kirkpatrick (12) · De Visscher et Graetz (11) · E. et G. Bede (9) · Biebuyck (8) · Raclot et Cie (6) · Edwin Phillips (6) · Gernaert (5) · Fred Walsh (5) · Verhaeghen (4) · Wunderlich (4) · Borghans-von Kilch et Cie (4) · Arthur Otto Sachse (4)
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CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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