Chemblock Trademarks

CHEMBLOCK
Protective clothing
Cancelled  ·  July 6, 2010  ·  85078114  · 
chemblock
CHEMBLOCK
COMPOUND FOR TREATMENT OF COOLING WATER TO PREVENT SCALE AND CORROSION IN COOLING TOWERS AND EVAPORATIVE CONDENSERS
Expired  ·  January 15, 1970  ·  72348647  ·