400 / | HD | TYPEWRITING MACHINES |
283 | DF | CARRIAGE OR CARRIAGE-MOVING OR MOVEMENT-REGULATING MECHANISM {11} |
319 | DF | .~ Carriage-feed mechanism (e.g., escapement, etc.) {14} |
334 | DF | .~.~ Carriage-feed-release mechanism {2} |
334.2 | DF | .~.~.~ By disengagement of escapement pawl(s) {1} |
334.3 | .~.~.~.~ From carriage-rack |