USPC 244/61
Jump to navigation
Jump to search
Power plant using airship gas as fuel:
This subclass is indented under subclass 53. Aircraft power plants adapted to use some part of the sustaining gas or some other gas peculiarly adapted for airship use as fuel.
- Patents in category USPC 244/61
- Patent US-1872-130915
- Patent US-1913-1059036 (Filing date: 1911-01-25)
- Patent US-1918-1298133 (Applicant person: Henry Wilson-Fox, Filing date: 1918-11-21)
Enclosing categories | USPC 244/53R |
---|---|
Subcategories | |
Keywords | USPC 244/30, LTA, Propulsion |
Start year | |
End year |