220 / | HD | RECEPTACLES |
FOR 127 | DF | MULTILAYER BARRIER STRUCTURE (220/415) {23} |
FOR 157 | DF | .~ Specified spacer means (nonlayer) (220/445) {2} |
FOR 158 | .~.~ Adjacent an open and/or neck-like portion (220/446) {1} | |
FOR 159 | DF | .~.~.~> And a closed-end spacer (220/447) |