73452535
Nov 14, 1983
Mar 4, 1986
LABORATORY EQUIPMENT, NAMELY, TILES, SUPPORTS, SAGGERS, BOWL PINS, MUFFLES, RODS, POINTED CONES AND EDGE RAILS AND CRUCIBLES FOR USE IN CERAMIC APPLICATIONS
Electrical and Scientific ApparatusHIGH TEMPERATURE PIPES AND PIPE MOLDINGS FOR USE WITH FURNACES AND KILNS, HIGH TEMPERATURE CRUCIBLES FOR USE IN KILNS FOR FIRING CERAMIC GOODS
Environmental Control Apparatus