400 / | HD | TYPEWRITING MACHINES |
139 | DF | INCLUDING TYPE-SET-ASSEMBLAGE MOUNTED ON CARRIER AND RELATIVELY MOVABLE FOR SELECTION AND FOR IMPACT OF TYPE-FACE {11} |
140 | DF | .~ Including type-faces movable relative to type-face-carrier {5} |
144 | DF | .~.~ Type-face-carrier including type-faces on flexible arms {1} |
144.1 | .~.~.~ Rotatable or oscillatable carrier {1} | |
144.2 | DF | .~.~.~.~> Carrier having coplanar flexible arms (e.g., "daisy" wheel, etc.) {2} |