Drilldown: Patents

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Patents > Inventor location: None & Publication date: 1900 - 1999 & Number of diagram pages: 3-20000000

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Tech fields:
airplane (114) · stability (69) · design (65) · frame (57) · propulsion (52) · construction (49) · LTA (45) · wings (43) · propellers (34) · navigation (29) · None (28) · control (25) · automatic stability (21) · aerodynamics (20) · lift (18) · whole (18) · subsystem (17) · Hybrid (17) · flapping (16) · airship (15)
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Supplementary to patent:
None (192) · Patent GB-1903-27212 (5) · Patent BE-1907-202697 (3) · Patent GB-1908-4519 (3) · Patent IT-1913-03-20 Vigilio Baldo (3) · Patent FR-1908-404631 (2) · Patent FR-1908-401308 (2) · Patent FR-1908-385744 (2) · Patent GB-1909-26034 (2) · Patent FR-1883- (2) · Patent BE-1911-240352 (2) · Patent US-1904-876125 (2) · Patent US-1909-970771 (2) · Patent FR-1916-491738 (2) · Patent US-1916-1208684 (2) · Patent US-1910-984076 (2) · Patent US-1913-04-21 George Raymond Lawrence (2)
Related to aircraft:
Patent agent:
None (103) · Brandon frères (11) · Armengaud jeune (10) · None (8) · Lavoix et Mosès (8) · Dom. Casalonga (5) · Chassevent (5) · Boult, Wade & Tennant (5) · J. Germain (4) · Joseph Gillot (4) · G. Petiau (4)
National tech categories:
FR 6.4 (168) · None (44) · FR 6.3 (29) · HU V/h (29) · FR 6.2 (6) · DK 77 (4) · AU 90.3 (3) · FR 10.1 (3) · FR 5.3 (2) · DE 77h.5 (2) · FR 6.1 (2) · AT 77d (2)
IPCs:
None (81) · IPC B64C39/00 (31) · IPC B64C17/00 (27) · IPC B64C1/00 (27) · IPC B64B1/00 (24) · IPC B64C33/02 (16) · IPC B64C23/00 (13) · IPC B64B1/58 (11) · IPC B64C3/38 (9) · IPC B64C27/04 (9) · IPC B64C11/00 (9) · IPC B64C33/00 (8) · IPC B64C17/06 (6) · IPC B64C35/00 (5) · IPC B64C3/56 (4) · IPC B64C3/00 (3)
CPCs:
None (69) · CPC B64C17/00 (28) · CPC B64B1/00 (25) · CPC B64C39/00 (18) · CPC B64C33/02 (17) · CPC B64C2700/6295 (14) · CPC B64C2700/6218 (12) · CPC B64C23/005 (12) · CPC B64B1/58 (11) · CPC B64C2700/6274 (8) · CPC B64C33/00 (8) · CPC B64C3/385 (8) · CPC B64C2700/6212 (8) · CPC B64C17/06 (7) · CPC B64C11/006 (6) · CPC B64C39/005 (5) · CPC B64C27/04 (5) · CPC B64C2700/6281 (5)
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Citations from after 1930:
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