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Patents > Applicant type: INDIV & Tech fields : lift or stability & IPCs : IPC B64C27/04 or None

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Supplementary to patent:
None (459) · Patent GB-1908-4519 (8) · Patent FR-1912-447782 (7) · Patent NO-1915-12-15 Carl Alfred Johansson (6) · Patent GB-1909-2111 (6) · Patent GB-1909-26034 (6) · Patent GB-1903-27212 (5) · Patent US-1913-04-21 George Raymond Lawrence (5) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent HU-1901-24148 (5) · Patent FR-1909-399456 (4) · Patent AU-1911-510 (4) · Patent US-1908-927605 (3) · Patent DE-1912-05-04 Otto Albin Budig (3) · Patent GB-1909-8531 (3)
Related to aircraft:
Patent agent:
None (354) · Munn & Co. (22) · Victor J. Evans (13) · Haseltine, Lake & Co. (8) · Marks & Clerk (7) · Charles W. Hills (5) · A. Wunderlich & Cie, Ingénieurs-Conseils (4) · Watson E. Coleman (4) · Duvinage (4) · E. Blum & Co. (4) · None (4) · Raclot (4)
National tech categories:
None (133) · HU V/h (68) · BE K (55) · AT 77d (33) · FR 6.4 (31) · USPC 244/80 (24) · CH 129b (18) · DK 77 (15) · IT 8 (13) · USPC 244/90R (13) · USPC 244/177 (13) · USPC 244/93 (9) · USPC 244/45R (8)
IPCs: (Click arrow to add another value)
CPCs:
None (364) · CPC B64C17/00 (61) · CPC B64C13/00 (36) · CPC B64C2700/6295 (25) · CPC B64C23/005 (18) · CPC B64C3/385 (12) · CPC B64C2700/6281 (10) · CPC B64C27/04 (10) · CPC B64C13/24 (10) · CPC B64C39/005 (9) · CPC B64C39/08 (9) · CPC B64C33/02 (8) · CPC B64C3/14 (8) · CPC B64B1/00 (8) · CPC B64C2700/6218 (6) · CPC B64C17/06 (6) · CPC B64C39/00 (5) · CPC B64C3/40 (5)
First filing:
Citations from after 1930:

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