GLUTRIN
LIQUID ADHESIVE EMPLOYED AS A BINDER OR BONDING AGENT IN THE MANUFACTURE OF CORES, BLOCKS, BRICKS, BRIQUETS, AND OTHER SHAPES OR MASSES, FROM FINELY-DIVIDED MINERAL MATTER, SUCH AS SAND, EARTHS, CEMENTS, ORES, AND FUEL
Expired · December 12, 1928 · 71276622 ·