75437293
Feb 19, 1998
Jul 4, 2000
PLASTIC COVERED CONDUITS, NAMELY, HEAT INSULATED COPPER TUBES AND METAL TUBES FOR CONDUCTING GASEOUS, VAPOROUS AND/OR LIQUID MEDIA FOR WATER, GAS AND OIL SUPPLY SYSTEMS AND FOR BUILDING HEATING SYSTEMS
Metal GoodsHEAT EXCHANGE UNITS FOR HOT WATER SUPPLY SYSTEMS AND FOR BUILDING HEATING UNITS
Environmental Control Apparatus