226 / | HD | ADVANCING MATERIAL OF INDETERMINATE LENGTH |
120 | DF | BY INTERMITTENT (INTERRUPTED) MATERIAL-MOVER {13} |
127 | DF | .~ Manual material-mover (e.g., dispenser) {2} |
129 | DF | .~.~ With means to limit increment of advance {3} |
132 | .~.~.~ Plural selectable limit means |