CPC B61G5/02
Jump to navigation
Jump to search
CPC B61G5/02 is a patent class for xyz.[1][2]
References
This wiki has 1 patents in category "CPC B61G5/02".
Patents in category CPC B61G5/02
- Patent US-1904-163633 (English title: Propelling and steering apparatus for balloons, Inventors: Edwin Layton, Filing date: 1903-06-29)
Enclosing categories | |
---|---|
Subcategories | |
Keywords | |
Start year | |
End year |