FIRE-SAFE BALL VALVE
A Standard patent application filed on 22 September 1983 credited to Williams, Peter Charles
;
Francis, Timothy James
;
Koch, Ulrich Hubert
Details
Application number :
19377
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
FIRE-SAFE BALL VALVE
Inventor :
Williams, Peter Charles
;
Francis, Timothy James
;
Koch, Ulrich Hubert