Drilldown: Patents

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Patents > Office : BE or FR & Related to aircraft: Yes & First filing: No & Number of figures: None

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (228) · airplane (116) · Navigation (110) · propulsion (84) · propellers (76) · hybrid (56) · aerostat (42) · stability (41) · balloon (40) · wings (37) · construction (34) · design (32) · dirigible (30) · airship (29) · frame (27) · lift (19) · aerodynamics (18) · balloons (18) · None (17) · ascension (16)
Full specification filed date:
Application number:
None (383)
Granted:
Supplementary to patent:
None (401) · Patent BE-1909-214032 (28) · Patent FR-1841-9265 (6) · Patent FR-1880-139386 (3) · Patent FR-1881-142748 (3)
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (328) · A. Wunderlich & Cie, Ingénieurs-Conseils (33) · Armengaud jeune (25) · Desnos (8) · Raclot (8) · Chassevent (7) · Armengaud aîné (7) · Société Marillier et Robelet (7) · E. et G. Bede (6) · Société Louis Gudman et Cie (5) · Blétry aîné (5) · Casalonga (5) · Thirion (5) · J. Bonnet-Thirion (5) · J. Germain (5) · Société Matray frères (4) · Boramé et Julien (4) · De Visscher et Graetz (4)
IPCs:
None (390) · IPC B64B1/00 (66) · IPC B64B1/58 (42) · IPC B64C39/00 (9) · IPC B64B1/40 (8) · IPC B64C17/00 (7) · IPC B64B1/62 (7) · IPC B64C1/00 (6) · IPC B64C35/00 (4) · IPC B64B1/66 (4) · IPC B64C11/00 (4) · IPC B64C33/00 (3) · IPC B64C33/02 (3) · IPC B64C3/38 (3) · IPC B64C11/20 (3) · IPC B64C23/00 (3)
CPCs:
None (375) · CPC B64B1/00 (64) · CPC B64B1/58 (43) · CPC B64C17/00 (8) · CPC B64B1/40 (8) · CPC B64B1/62 (7) · CPC B64C33/02 (5) · CPC B64C39/00 (4) · CPC B64C23/005 (4) · CPC B64C39/005 (4) · CPC B64C3/385 (4) · CPC B64C2700/6218 (4) · CPC B64C11/006 (4) · CPC B64B1/66 (4) · CPC B64B1/005 (4) · CPC B64C2700/6274 (3) · CPC B64C33/00 (3) · CPC B64C2700/6295 (3)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of diagram pages:
Number of figures:

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