174 / | HD | ELECTRICITY: CONDUCTORS AND INSULATORS |
137 R | DF | INSULATORS {17} |
176 | DF | .~ With terminal elements {5} |
188 | .~.~ Cap type {5} | |
189 | DF | .~.~.~> Plastic material adhered |
190 | DF | .~.~.~> Divided cap |
191 | DF | .~.~.~> Clamps or clasps |
192 | DF | .~.~.~> Rings or wedges |
193 | DF | .~.~.~> Screw or bayonet |