November 28, 1950 Chemicals Trademarks :: Trademark Resources

Chemicals Trademarks Filed in November 28, 1950

Filed: November 28, 1950
ENTRAINING AGENT TO BE MIXED WITH PORTLAND CEMENT
Owned by: L. SONNEBORN SONS, INC.
Serial Number: 71607051

Filed: November 28, 1950
CALCIUM SULPHATE
Owned by: UNITED STATES GYPSUM COMPANY
Serial Number: 71607056