400 / | HD | TYPEWRITING MACHINES |
383 | DF | TYPE-BAR-ACTION MECHANISM OR TYPE-FACE ON TYPE-BAR OR TYPE-FACE INKER {19} |
390 | ![]() | .~ With end-thrust mechanism for type-bar {3} |
391 | DF | .~.~> Type-bar slidable on flat support {4} |
392 | DF | .~.~> Including momentum accumulator |
393 | DF | .~.~> For top-strike or bottom-strike typewriter |