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Patents > Tech fields : rudder or stability & Number of text pages: 4-6

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None (267) · Patent IT-1910-10-17 Carlo Navaro (4) · Patent BE-1911-05-15 Georges de Bothezat (4) · Patent DE-1909-05-03 Hans Lohmann (3) · Patent AU-1911-510 (3) · Patent GB-1909-26034 (3) · Patent IT-1911-06-09 Carlo Navaro (3) · Patent BE-1911-11-17 (3)
Related to aircraft:
Patent agent:
None (92) · Marks & Clerk (14) · Munn & Co. (13) · None (12) · Armengaud jeune (9) · Haseltine, Lake & Co. (6) · Lavoix et Mosès (5) · E. Blétry (5) · Brewer & Son (5) · L. Chassevent (5) · Schwab (5) · Victor J. Evans (5) · Dupont et Elluin (4)
National tech categories:
FR 6.4 (114) · None (106) · USPC 244/80 (14) · HU V/h (13) · USPC 244/177 (7) · USPC 244/90R (6) · CH 129b (6) · USPC 244/22 (5) · AU 90.3 (5) · USPC 244/30 (4) · USPC 244/48 (4) · USPC 244/96 (4) · USPC 244/51 (4) · USPC 244/139 (4) · USPC 244/78.1 (4)
IPCs:
None (175) · IPC B64C17/00 (82) · IPC B64C1/00 (72) · IPC B64C39/00 (18) · IPC B64C17/06 (12) · IPC B64C3/38 (8) · IPC B64B1/00 (7) · IPC B64C23/00 (6) · IPC B64B1/58 (5) · IPC B64C13/00 (5) · IPC B64C3/00 (4) · IPC B64C33/02 (4) · IPC B64C33/00 (4) · IPC B64B1/40 (3) · IPC B64C11/00 (3) · IPC B64C3/56 (3) · IPC B64C3/52 (3)
CPCs:
CPC B64C17/00 (107) · None (70) · CPC B64C2700/6218 (49) · CPC B64C13/00 (22) · CPC B64C39/00 (19) · CPC B64B1/00 (17) · CPC B64C2700/6295 (14) · CPC B64C23/005 (14) · CPC B64C17/06 (14) · CPC B64C2700/6212 (13) · CPC B64C3/385 (11) · CPC B64C33/02 (10) · CPC B64C2700/6216 (9) · CPC B64C2700/6214 (8) · CPC B64C1/00 (7) · CPC B64C9/00 (5) · CPC B64B1/58 (5)
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