CPC B63H2005/106

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CPC B63H2005/106 is a patent class for xyz.^[1]^[2]

References

↑ B63H2005/106 CPC CPC B63H2005/106 element at Espacenet web site
↑ B63H2005/106.html#CPC B63H2005/106{{{2}}} CPC CPC B63H2005/106{{{2}}} element listed at USPTO

This wiki has 2 patents in category "CPC B63H2005/106".

Patents in category CPC B63H2005/106

Patent GB-1909-91986 (English title: Improvements in propellers, Inventors: Daniel-Alexis-Léopold Grosclaude, Supplementary to patent: Patent GB-1908-21754 • Patent FR-1907-382895, Filing date: 1909-08-31)
Patent GB-1909-21754.19862 (English title: Improvements in propellers, Inventors: Daniel-Alexis-Léopold Grosclaude, Supplementary to patent: Patent GB-1908-21754 • Patent FR-1907-382895, Filing date: 1909-08-31)

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