Drilldown: Patents

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Patents > National tech categories : BE K or FR 6.3 or USPC 244/30 & Cites these patents : 1 or 1913 or None & Citations from after 1930: None & Number of claims: None

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Tech fields:
LTA (208) · Airplane (206) · propulsion (145) · navigation (132) · propellers (110) · design (94) · hybrid (72) · stability (57) · aerostat (55) · balloon (54) · construction (52) · wings (49) · frame (48) · dirigible (48) · control (44) · aerodynamics (38) · None (34) · safety (32) · ascension (31) · balloons (31)
Full specification filed date:
Application number:
None (728)
Granted:
Supplementary to patent:
None (571) · 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 (306) · A. Wunderlich & Cie, Ingénieurs-Conseils (56) · Raclot (22) · Duvinage (21) · Armengaud jeune (20) · Chassevent (20) · Blétry aîné (17) · J. Gevers (15) · Desnos (15) · Société Marillier et Robelet (12) · Kirkpatrick (12) · De Visscher et Graetz (11) · Armengaud aîné (10) · Dieuaide (9) · Biebuyck (8) · Dumas (8) · E. et G. Bede (8) · Société Louis Gudman et Cie (7) · Casalonga (7)
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