BETZ LABORATORIES, INC. Trademarks
KROM-TROL
Filed: November 5, 1957
CORROSION INHIBITORS USED IN THE TREATMENT OF COOLING WATER IN AIR CONDITIONING AND COOLING TOWER SYSTEMS
Owned by: BETZ LABORATORIES, INC.
Serial Number: 72040114
HYZEEN
Filed: November 17, 1958
CHEMICAL FOR TREATING BOILER FEEDWATER FOR CONTROL OF CORROSION
Owned by: BETZ LABORATORIES, INC.
Serial Number: 72062520
DOMESTEX
Filed: November 17, 1958
WATER TREATING COMPOUNDS FOR THE PREVENTION OF SCALE AND CORROSION
Owned by: BETZ LABORATORIES, INC.
Serial Number: 72062521
