Ceiling vent with movable vane
A Standard patent application filed on 21 June 1993 credited to Petterson, Bart
;
Rose, Garry
;
Cherrington, Michael
;
Cherrington, James
Details
Application number :
46437
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Ceiling vent with movable vane
Inventor :
Petterson, Bart
;
Rose, Garry
;
Cherrington, Michael
;
Cherrington, James