2.14. "Ply" means a layer of rubber-coated parallel cords; [2] a7c0
2.11. "Ply" means a layer of rubber-coated parallel cords; [2] a4c0
2.8. "Ply" means a layer of rubber-coated parallel cords; [2] a3c0
2.6. "Ply" means a layer of rubber-coated parallel cords; [2] a0c0