400 / | HD | TYPEWRITING MACHINES |
383 | DF | TYPE-BAR-ACTION MECHANISM OR TYPE-FACE ON TYPE-BAR OR TYPE-FACE INKER {19} |
422 | DF | .~ Type-bar action {12} |
430 | .~.~ Type-bar pulled to print-point {3} | |
430.1 | DF | .~.~.~> By cam means (e.g., slotted cam, helix, etc.) |
430.2 | DF | .~.~.~> By toggle-linkage |
430.3 | DF | .~.~.~> With movable type-bar-segment |