CPC B63H25/02
Jump to navigation
Jump to search
CPC B63H25/02 is a patent class for xyz.[1][2]
References
This wiki has 1 patents in category "CPC B63H25/02".
Patents in category CPC B63H25/02
- Patent FR-1912-445237 (English title: Device for rudder control for ships and aeroplanes, Inventors: François Dergint, Filing date: 1912-06-20)
Enclosing categories | |
---|---|
Subcategories | |
Keywords | |
Start year | |
End year |