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Patents > Applicant type: INDIV & Tech fields : Airplane or propeller & Number of claims: 2-4

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FR 6.4 (320) · None (224) · HU V/h (79) · AT 77d (46) · DE 77h.5 (22) · DE 77h.6 (12) · DK 77 (12) · USPC 244/6 (12) · CH 129b (12) · USPC 244/90R (8) · USPC 244/35R (7) · USPC 244/60 (7) · USPC 244/233 (7) · USPC 244/48 (7) · USPC 244/22 (6) · USPC 244/87 (6) · FR 6.2 (5) · USPC 244/20 (5) · USPC 244/30 (5)
IPCs:
None (389) · IPC B64C17/00 (80) · IPC B64C1/00 (80) · IPC B64C39/00 (67) · IPC B64C3/00 (26) · IPC B64C3/38 (26) · IPC B64C13/00 (23) · IPC B64C23/00 (18) · IPC B64C25/00 (16) · IPC B64C17/06 (15) · IPC B64C11/00 (14) · IPC B64C35/00 (14) · IPC B64C3/54 (14) · IPC B64B1/00 (12) · IPC B64C27/04 (10) · IPC B64C11/04 (10) · IPC B64C3/56 (8) · IPC B64C3/52 (8)
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