Drilldown: Patents

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Patents > Year granted: 1910 & Office : AT or Other & Filing date: 1900 - 1999 & Supplementary to patent : Patent AT-1911-57225 or None & Assigned to : Siemens-Schuckert Werke GmbH or Western Electric Company or None & First filing: Yes & Number of text pages: 2-3

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Tech fields:
airplane (81) · None (53) · frame (43) · stability (43) · Control (35) · design (33) · LTA (30) · Propulsion (28) · rudder (26) · propeller (26) · propellers (23) · navigation (23) · wings (22) · whole (18) · aerodynamics (15) · Helicopter (14) · Construction (13)
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Patent agent:
None (66) · Armengaud jeune (20) · None (15) · J. Bonnet-Thirion (11) · E. Blétry (8) · Weismann et Marx (7) · Charles Dony (6) · L. Chassevent (4) · G. F. Redfern & Co. (4) · Schwab (4) · Brewer & Son (4) · Chassevent (4)
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National tech categories:
FR 6.4 (136) · None (87) · HU V/h (10) · FR 6.2 (6) · USPC 244/6 (3) · DE 77h.5 (3) · USPC 244/20 (3)
IPCs:
None (61) · IPC B64C39/00 (28) · IPC B64C17/00 (21) · IPC B64C1/00 (21) · IPC B64C13/00 (14) · IPC B64C11/00 (11) · IPC B64B1/00 (10) · IPC B64C25/00 (10) · IPC B64C3/38 (9) · IPC B64C3/00 (9) · IPC B64B1/58 (9) · IPC B64C3/54 (7) · IPC B64C35/00 (5) · IPC B64C3/52 (5) · IPC B64C23/00 (5) · IPC B63H1/12 (4)
CPCs:
CPC B64C2700/6295 (25) · CPC B64C17/00 (23) · CPC B64C39/00 (22) · None (21) · CPC B64C13/00 (16) · CPC B64B1/00 (12) · CPC B64B1/58 (11) · CPC B64C2700/6256 (11) · CPC B64C3/00 (10) · CPC B64C1/00 (10) · CPC B64F2700/6226 (7) · CPC B64C23/005 (7) · CPC B64C25/06 (7) · CPC B64C2700/6218 (7) · CPC B64C3/385 (7) · CPC B64C25/62 (6) · CPC B64C2700/6212 (6) · CPC B64C11/006 (6) · CPC B64C3/54 (6) · CPC B64C39/005 (6)
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