Drilldown: Patents

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Patents > Publication date: 1900 - 1999 & Number of text pages: 5-13

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None (340) · Budapest (6) · Morbihan (4) · Nord (4) · Seine (3) · Lorient (3) · Saône-et-Loire (2) · Nièvre (2) · Paris (2) · Seine-et-Oise (2) · Calvados (2)
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Granted:
Supplementary to patent:
None (215) · Patent FR-1908-396249 (5) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent GB-1909-8531 (3) · Patent GB-1909-26034 (3) · Patent GB-1903-27212 (3)
Related to aircraft:
Patent agent:
None (100) · None (23) · Armengaud jeune (14) · Brandon frères (12) · Schwab (9) · L. Chassevent (8) · Lavoix et Mosès (8) · Dupont et Elluin (8) · Matray frères et Cie (7) · E. Blétry (7) · J. Bonnet-Thirion (7) · Marks & Clerk (6) · Weismann et Marx (5) · P. Follin (5) · Gaston Rose (5) · Ch. Mardelet (5) · J. Bonnet-Thirion et Breton (5)
National tech categories:
FR 6.4 (218) · None (65) · HU V/h (35) · FR 6.3 (9) · AU 90.3 (7) · AT 77d (5) · DK 77 (4) · CH 129b (3) · FR 12.2 (2) · FR 12.3 (2) · FR 6.2 (2) · FR 6.1 (2) · AU 90.5 (2) · FR 10.1 (2)
IPCs:
None (111) · IPC B64C17/00 (55) · IPC B64C1/00 (49) · IPC B64C39/00 (42) · IPC B64C33/02 (17) · IPC B64C3/38 (17) · IPC B64B1/00 (13) · IPC B64C17/06 (12) · IPC B64C33/00 (8) · IPC B64C35/00 (6) · IPC B64C27/04 (6) · IPC B64D1/04 (4)
CPCs:
None (103) · CPC B64C17/00 (60) · CPC B64C39/00 (30) · CPC B64C2700/6218 (26) · CPC B64C2700/6212 (19) · CPC B64C2700/6295 (19) · CPC B64C33/02 (17) · CPC B64C3/385 (14) · CPC B64B1/00 (14) · CPC B64C17/06 (12) · CPC B64C33/00 (9) · CPC B64C2700/6281 (7) · CPC B64C1/00 (7) · CPC B64C2700/6214 (6) · CPC B64C39/005 (5) · CPC B64C3/38 (5) · CPC B64C39/08 (5) · CPC B64D1/04 (5) · CPC B64C39/003 (5) · CPC B64C2700/6216 (5)
First filing:
Citations from after 1930:
Number of text pages:
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