Drilldown: Patents

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Patents > Tech fields : airplane or propulsion & IPCs: None & Number of figures: None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (835) · propeller (4) · wheels (3) · rudder (2) · parachute (2)
Granted:
Supplementary to patent:
None (690) · Patent BE-1909-214032 (28) · Patent BE-1907-199348 (15) · Patent GB-1908-4519 (3) · Patent DE-1899-123884 (3) · Patent FR-1881-142748 (3) · Patent FR-1902-326727 (3) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent BE-1907-197626 (3)
Patent agent:
None (657) · A. Wunderlich & Cie, Ingénieurs-Conseils (42) · Raclot (16) · Duvinage (9) · Kirkpatrick (8) · Armengaud jeune (8) · De Visscher et Graetz (7) · Chassevent (6) · J. Gevers (6) · Desnos (5) · Armengaud aîné (4) · E. et G. Bede (4) · Wunderlich (4) · Émile Barrault (4) · Blétry aîné (4)
National tech categories:
None (295) · BE K (194) · FR 6.3 (103) · IT 8 (82) · GB 4 propel & steer (23) · FR 6.4 (19) · FR 5 (15) · HU V/h (13) · GB 4 without buoyant (13) · GB 4 with buoyant (13) · GB 4 (11) · FR 6 (10) · DE 77 (6) · NL 62 (6)
IPCs: (Click arrow to add another value)
CPCs:
None (827) · 1 (13) · CPC B64C2700/6295 (12) · CPC B64C11/006 (8) · CPC B64C33/02 (8) · CPC B64C17/00 (7) · CPC B64C23/005 (7) · CPC B64B1/00 (5) · CPC B64C3/385 (5) · CPC B64C13/00 (5) · CPC B64C33/00 (5) · CPC B64C29/0025 (3) · CPC B64C11/00 (3) · CPC B64C27/12 (3) · CPC B64C35/00 (3) · CPC B64C39/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:
Number of figures:

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