Supply valve and diaphragm for a pneumatically-operated gas demand apparatus
A Standard patent application filed on 12 July 2000 credited to Davenport, James M.
Details
Application number :
69544
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
Supply valve and diaphragm for a pneumatically-operated gas demand apparatus