242 / | HD | WINDING, TENSIONING, OR GUIDING |
430 | DF | COMPOSITE ARTICLE WINDING {11} |
434 | .~ Through opening in ring-shaped core {4} | |
434.1 | DF | .~.~> By supply coil linked with core {1} |
434.5 | DF | .~.~> By supply coil cycling through opening {1} |
434.7 | DF | .~.~> By material end cycling through opening {1} |
434.9 | DF | .~.~> Having particular core holder or indexing means |