Publication 330
Protective Footwear of Rubber or Plastic and Rubber or Plastic-Soled Footwear with Fabric Uppers (Uniroyal, B.F. Goodrich, Servas):, Invs. TEA-W-23, TEA-W-24, TEA-W-25, TEA-W-26
Protective Footwear of Rubber or Plastic and Rubber or Plastic-Soled Footwear with Fabric Uppers (Uniroyal, B.F. Goodrich, Servas):, Invs. TEA-W-23, TEA-W-24, TEA-W-25, TEA-W-26