379 / | HD | TELEPHONIC COMMUNICATIONS |
FOR 101 | DF | HAVING ELECTROMAGNETIC LINK FOR SPEECH OR PAGING SIGNAL (E.G., LIGHT WAVE LINK) (379/56) {2} |
FOR 103 | DF | .~ Radio telephone system or instrument (379/58) {3} |
FOR 104 | DF | .~.~ Zoned or cellular system (379/59) {1} |
FOR 105 | .~.~.~ Having zoned/cellular system switching (e.g., handoff) (379/60) |