CPC B64B1/64

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CPC B64B1/64 is a technology classification of patents for those about Gas valve operating mechanisms.[1][2]

Tech classification tree:

  • CPC B64B1/58
    • CPC B64B1/64

References

This wiki has 34 patents in category "CPC B64B1/64".

Patents in category CPC B64B1/64

Enclosing categories CPC B64B1/58
Subcategories
Keywords
Start year
End year