| 242 / | HD | WINDING, TENSIONING, OR GUIDING |
| 324 | DF | UNWINDING AND REWINDING A MACHINE CONVERTIBLE INFORMATION CARRIER (E.G., MAGNETIC TAPE OR PHOTOGRAPHIC FILM) {13} |
| 335 | DF | .~ Cartridge system (i.e., cartridge work station or cartridge) {7} |
| 341 | | .~.~ Coil-to-coil cartridge {6} |
| 342 | DF | .~.~.~> With particular drive coupling |
| 343 | DF | .~.~.~> With brake or lock {1} |
| 344 | DF | .~.~.~> With indicator or detector |
| 345 | DF | .~.~.~> With particular coil support {3} |
| 346 | DF | .~.~.~> With particular guide or guard {2} |
| 347 | DF | .~.~.~> With particular housing construction {2} |