A system for recording or transcribing dictation including means for selectively placing any one of a plurality of recording media, such as tape cassettes, in a position for recording or transcribing dictation on the media, a means for displaying parameters of the dictation recorded on the particular...http://www.google.de/patents/US4319290?utm_source=gb-gplus-sharePatent US4319290 - Dictation recording and transcribing method and apparatus including display for multiple recording media
