74126845
Dec 28, 1990
Oct 20, 1992
[ fire retardant mastic for use in sealing systems for pipes, joints, cables and ventilation ducts ]
Chemicalsfire retardant laminates in sheet and strip form [, silicone and caulking putty for use in sealing systems for pipes, joints, cables and ventilation ducts ]
Rubber Goodsfire retardant mortar for use in sealing systems for pipes, joints, cables and ventilation ducts
Nonmetallic Building Materials