Chemicals Trademarks Filed in November 3, 1931
BEWOID
Filed: November 3, 1931
RESINOUS [AND ANIMAL SIZES,] EMULSIONS OF RESINOUS OLEAGINOUS, FATTY, AND WAXY PAPER AND TEXTILE SIZING AGENTS, CASEIN, […
Owned by: BRITISH BEWOID COMPANY LIMITED
Serial Number: 71320753
TETRONE
Filed: November 3, 1931
CHEMICALS USED IN THE MANUFACTURE OF RUBBER WHICH ACCELERATE VULCANIZATION
Owned by: DUPONT PERFORMANCE ELASTOMERS LLC
Serial Number: 71320759
