HARBOR CHEMICAL & ENGINEERING CORPORATION Trademarks
CT-85
Filed: April 19, 1968
CHEMICAL COMPOSITIONS FOR CLARIFYING COOLING WATER
Owned by: HARBOR CHEMICAL & ENGINEERING CORPORATION
Serial Number: 72296018
HARBCO
Filed: April 19, 1968
CHEMICAL COMPOSITIONS FOR TREATING BOILERS, BOILER WATER, AND COOLING WATER
Owned by: HARBOR CHEMICAL & ENGINEERING CORPORATION
Serial Number: 72296019
