73331253
Oct 5, 1981
Oct 14, 1986
Fabric Woven with Permanently Flame-Retardant Rayon Fibers Blended with Aramid Fibers, or Blended with Stabilized Polyacrylonitrile Fibers, or Blended with Aramid and Stabilized Polyacrylonitrile Fibers, or Blended with Polybenzimidazole Fibers
Fabrics