Chemicals Trademarks Filed in May 13, 1937
BJ
Filed: May 13, 1937
SILICATE OF SODA, EITHER ANHYDROUS, HYDRATED, OR IN SOLUTION
Owned by: PHILADELPHIA QUARTZ COMPANY
Serial Number: 71392705
NS
Filed: May 13, 1937
SILICATE OF SODA, EITHER ANHYDROUS, HYDRATED, OR IN SOLUTION
Owned by: PHILADELPHIA QUARTZ COMPANY
Serial Number: 71392707
OS
Filed: May 13, 1937
SILICATE OF SODA, EITHER ANHYDROUS, HYDRATED, OR IN SOLUTION
Owned by: PHILADELPHIA QUARTZ COMPANY
Serial Number: 71392708
