Drilldown: Patents

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Patents > Publication date: 1900 - 1999 & Patent agent: None & Number of diagram pages: None

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Applicant person:
None (236) · Johannes Schilling (5) · Leonardo Torres Quevedo (4) · Louis Constantin (4) · Albert John Fortescue (3)
Applicant is inventor:
Tech fields:
None (150) · airplane (77) · LTA (69) · propulsion (35) · frame (34) · Propellers (31) · Stability (31) · navigation (24) · subsystem (23) · design (22) · Construction (20) · propeller (19) · balloon (19) · gas (17) · safety (15) · wings (15) · control (14) · balloons (13) · airship (12) · aerodynamics (11)
Full specification filed date:
Application number:
None (305)
Granted:
Supplementary to patent:
None (309) · Patent DE-1908-221549 (3) · Patent GB-1908-4519 (2) · Patent US-1913-1087946 (2) · Patent FR-1907-392394 (2) · Patent CA-1910-131159 (2) · Patent US-1909-970771 (2) · Patent ES-1911-50435 (2) · Patent BE-1913-253298 (2) · Patent BE-1910-Hervieu-hangar (2)
Related to aircraft:
Patent agent: (Click arrow to add another value)
National tech categories:
None (247) · FR 6.4 (43) · HU V/h (30) · AT 77d (11) · DE 77h.5 (8) · IT 8 (6) · DE 77h (6) · NL 62 (6) · DE 77h.4 (5) · FR 6.3 (5) · DE 77h.3 (5) · NL 62.6 (3) · DE 77h.9 (2) · DE 77h.6 (2) · AU 90.3 (2) · DE 77h.15 (2) · DE 77h.10 (2) · AT 78b (2)
IPCs:
None (336) · IPC B64B1/00 (8) · IPC B64C27/04 (6) · IPC B64C17/00 (6) · IPC B64C39/00 (5) · IPC B64B1/58 (5) · IPC B64C1/00 (5) · IPC B64C11/00 (3) · IPC B64B (3) · IPC B64C11/16 (2) · IPC B64C23/00 (2) · IPC B64B1/14 (2) · IPC B64C33/02 (2) · IPC B64B1/62 (2) · IPC B64C11/04 (2) · IPC B64C13/00 (2)
CPCs:
None (315) · CPC B64B1/00 (9) · CPC B64B1/58 (9) · CPC B64C17/00 (9) · CPC B64C39/00 (6) · CPC B64C2700/6281 (6) · CPC B64C11/00 (5) · CPC B64C33/02 (4) · CPC B64C2700/6295 (3) · CPC B64C39/003 (3) · CPC B64B1/62 (3) · CPC B64C13/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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