400 / | HD | TYPEWRITING MACHINES |
118.2 | DF | TYPING BY OTHER THAN TYPE-FACE OR TYPE-DIE {3} |
124.01 | DF | .~ Character formation by impact (e.g., wire matrix) {4} |
124.11 | .~.~ Printhead {6} | |
124.12 | DF | .~.~.~> Having assembly means |
124.13 | DF | .~.~.~> Overheat protection |
124.14 | DF | .~.~.~> With actuator {3} |
124.24 | DF | .~.~.~> Impact member guide {3} |
124.28 | DF | .~.~.~> Impact member tip arrangement |
124.29 | DF | .~.~.~> Impact member structure {3} |