CPC B64C11/006

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Paddle wheels, as related to propellers[1][2]

Commentary and questions

Does CPC B64C11/00 exist, or is that an IPC category only?

References

This wiki has 438 patents in category "CPC B64C11/006". Other techtypes related to CPC B64C11/006: CPC F05B2260/74

Patents in category CPC B64C11/006

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Enclosing categories CPC B64C11/00
Subcategories
Keywords CPC F05B2260/74, Propellers, paddle wheels
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