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Patents > Applicant type: INDIV & Tech fields : Airplane or propeller & Number of text pages: 3-4

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FR 6.4 (352) · None (197) · HU V/h (54) · USPC 244/90R (18) · CH 129b (17) · USPC 244/6 (14) · USPC 244/80 (12) · DE 77h.5 (11) · AT 77d (11) · RU Group V (10) · AU 90.3 (10) · USPC 244/46 (10) · FR 6.3 (9) · USPC 244/87 (8) · USPC 244/139 (7) · USPC 244/233 (7) · USPC 244/48 (7) · USPC 244/66 (7)
IPCs:
None (369) · IPC B64C17/00 (109) · IPC B64C1/00 (90) · IPC B64C39/00 (78) · IPC B64C23/00 (27) · IPC B64C3/38 (23) · IPC B64C3/00 (22) · IPC B64C13/00 (20) · IPC B64C25/00 (14) · IPC B64C27/04 (12) · IPC B64C3/56 (11) · IPC B64B1/00 (10) · IPC B64C3/52 (10) · IPC B64C17/06 (10) · IPC B64C3/48 (9) · IPC B64C11/00 (8) · IPC B64C3/42 (7) · IPC B64C33/02 (7)
CPCs:
None (155) · CPC B64C17/00 (126) · CPC B64C39/00 (60) · CPC B64C2700/6295 (58) · CPC B64C13/00 (51) · CPC B64C23/005 (49) · CPC B64C2700/6218 (40) · CPC B64C3/385 (26) · CPC B64B1/00 (23) · CPC B64C3/00 (19) · CPC B64C39/08 (19) · CPC B64C1/00 (17) · CPC B64C39/005 (15) · CPC B64C33/02 (15) · CPC B64C2700/6212 (15) · CPC B64C2700/6256 (14) · CPC B64C2700/6214 (14) · CPC B64C2700/6274 (13) · CPC B64C3/52 (13) · CPC B64C3/56 (12)
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