Drilldown: Patents

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Patents > National tech categories : BE K or FR 6.3 & Cites these patents : 1 or 1913 or None & Citations from after 1930: None & Number of claims: None

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Tech fields:
Airplane (205) · LTA (195) · propulsion (142) · navigation (129) · propellers (110) · design (93) · hybrid (71) · stability (57) · Aerostat (55) · balloon (53) · construction (52) · wings (49) · dirigible (46) · frame (44) · control (44) · aerodynamics (37) · balloons (31) · airship (30) · safety (30) · ascension (30)
Full specification filed date:
Application number:
None (726)
Granted:
Supplementary to patent:
None (551) · Patent BE-1909-214032 (32) · Patent BE-1907-199348 (15) · Patent FR-1878-124576 (3) · Patent FR-1881-142748 (3) · Patent FR-1907-377174 (3) · Patent BE-1907-197626 (3) · Patent BE-1913-255172 (3)
Related to aircraft:
Patent agent:
None (284) · A. Wunderlich & Cie, Ingénieurs-Conseils (56) · Raclot (22) · Duvinage (21) · Armengaud jeune (20) · Chassevent (20) · Blétry aîné (17) · Desnos (15) · J. Gevers (15) · Kirkpatrick (12) · Société Marillier et Robelet (12) · De Visscher et Graetz (11) · Armengaud aîné (10) · Dieuaide (9) · Dumas (8) · Biebuyck (8) · E. et G. Bede (8) · Casalonga (7) · Société Louis Gudman et Cie (7)
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