| 400 / | HD | TYPEWRITING MACHINES |
| 578 | DF | SHEET OR WEB (E.G., RECORD-MEDIUM FEEDING MECHANISM) {13} |
| 605 | ![]() | .~ For feeding plural record media concurrently or selectively {4} |
| 606 | DF | .~.~> Plural webs superimposed and aligned to each other during typing |
| 607 | DF | .~.~> Including movement of one record-medium relative to another {7} |
| 609 | DF | .~.~> Mount for plural web rolls |
| 610 | DF | .~.~> Including sheet-associating attachment (e.g., pin-band-encircling platen) {1} |