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Patents > Tech fields : lift or None & Number of figures: 8-6000000

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None (45)
Granted:
Supplementary to patent:
None (213) · Patent GB-1908-4519 (8) · Patent BE-1910-230887 (3) · Patent HU-1901-24148 (2) · Patent US-1918-1589780 (2)
Related to aircraft:
Patent agent:
None (54) · Armengaud jeune (13) · None (10) · Munn & Co. (8) · Marks & Clerk (6) · Weismann et Marx (5) · Dom. Casalonga (5) · Boult, Wade & Tennant (5) · Haseltine, Lake & Co. (4) · Schwab (3) · John P. Tarbox (3) · L. Chassevent (3) · Gaston Rose (3) · G. de Mestral et F. Harlé (3) · Paul Caquet (3) · E. Bletry (3) · Barlow et Gentizon (3)
National tech categories:
None (112) · FR 6.4 (80) · HU V/h (5) · USPC 244/35R (4) · USPC 244/45R (4) · DE 77 (4) · USPC 244/119 (3) · DK 77 (3) · USPC 244/80 (3)
IPCs:
None (111) · IPC B64C39/00 (32) · IPC B64C1/00 (20) · IPC B64C17/00 (17) · IPC B64C3/00 (13) · IPC B64C3/38 (11) · IPC B64C23/00 (10) · IPC B64C13/00 (6) · IPC B64C27/10 (4) · IPC B64C11/00 (4) · IPC B64C33/00 (4) · IPC B64C39/10 (4) · IPC B64B1/00 (3) · IPC B64C3/48 (3) · IPC B64C3/42 (3) · IPC B64C3/56 (3) · IPC B64C27/04 (3) · IPC B64C3/54 (3) · IPC B64C33/02 (3)
CPCs:
None (35) · CPC B64C17/00 (26) · CPC B64C2700/6295 (22) · CPC B64C39/00 (19) · CPC B64C23/005 (16) · CPC B64C3/385 (15) · CPC B64C3/00 (14) · CPC B64C2700/6218 (14) · CPC B64C13/00 (12) · CPC B64C39/005 (10) · CPC B64C2700/6274 (9) · CPC B64C2700/6235 (7) · CPC B64C3/14 (7) · CPC B64C2700/6256 (7) · CPC B64B1/00 (6) · CPC B64C39/08 (6) · CPC B64C39/10 (6) · CPC B64C1/00 (5) · CPC B64C2700/6233 (5) · CPC B64C33/02 (5)
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Citations from after 1930:

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