71256867
Nov 1, 1927
Mar 20, 1928
SYNTHETIC RESIN COMPRISING IN COMBINATION A POLYHYDRIC ALCOHOL AND A POLYBASIC ACID WITH OR WITHOUT OTHER REACTING INGREDIENTS WHICH HAS BEEN USED FOR BINDERS FOR ASBESTOS FIBERS STICKERS FOR COMPOSITE MICA, MOLDED DENTURES, AND BINDERS FOR ABRASIVES
Metal Goods