358 / | HD | FACSIMILE AND STATIC PRESENTATION PROCESSING |
400 | DF | FACSIMILE {17} |
471 | DF | .~ Picture signal generator {3} |
474 | DF | .~.~ Scanning {15} |
494 | DF | .~.~.~ Linear scanning pattern {3} |
497 | .~.~.~.~ Scanning element moves relative to a flat stationary document |