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Patents > Patent agent: None & CPCs : CPC B64C3/385 or CPC B64C39/00

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None (221) · FR 6.4 (38) · DE 77h.5 (16) · USPC 244/48 (7) · USPC 244/90R (3) · USPC 244/38 (3) · USPC 244/101 (2) · USPC 244/91 (2) · USPC 244/225 (2) · USPC 244/135R (2) · AT 77d (2) · USPC 244/13 (2) · USPC 244/119 (2) · USPC 244/99.11 (2)
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