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Patents > Office : AT or BE or ES or HU & Number of text pages: None

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Tech fields:
airplane (226) · LTA (129) · propellers (119) · Design (111) · propulsion (71) · hybrid (65) · stability (57) · wings (52) · Frame (50) · control (47) · aerodynamics (46) · construction (43) · Subsystem (33) · navigation (32) · lift (31) · rudder (29) · sustentation (26) · balloon (25) · steering (23)
Full specification filed date:
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Supplementary to patent:
None (308) · Patent BE-1909-214032 (33) · Patent BE-1907-199348 (16) · Patent BE-1907-197626 (3) · Patent BE-1913-253298 (3) · Patent BE-1913-255172 (3)
Related to aircraft:
Patent agent:
None (306) · 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) · Gernaert (5) · Verhaeghen (4) · Wunderlich (4) · Borghans-von Kilch et Cie (4) · Parette (3) · Rest (3) · le Comptoir indus. et tech. (anc. maison Picard) (3) · R. Wittebolle, Brussels, Belgium (3)
First filing:
Citations from after 1930:
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