Marfaid Trademarks

MARFAID
Solenoid valves using a pilot operated diaphragm principle of operation for use with water or air
Cancelled  ·  April 23, 2002  ·  76399940  · 
marfaid
MARFAID
Solenoid Valves Using a Pilot Operated Diaphragm Principle of Operation for Use with Water or Air
Expired  ·  September 28, 1959  ·  72082228  ·