76321751
Oct 9, 2001
Nov 19, 2002
Sealing and connecting devices for ducted underground and aerial cable networks; namely, non-metal seals for use in sealing ducts, cable holes and cable entrances [ ; insulating sleeves for bushings ]
Rubber Goods[ Sealing and connecting devices for ducted underground and aerial cable networks, namely, non-metal duct couplers ]
Nonmetallic Building Materials