TELETRAINER
EQUIPMENT FOR TEACHING TELEPHONE COMMUNICATION TECHNIQUES, NAMELY, CUSTOM MANUFACTURED TELEPHONES, AUDIO CASSETTE RECORDERS, AND CONTROLS FOR LINKING THE TELEPHONES WITH THE AUDIO CASSETTE RECORDERS; PRERECORDED AUDIO CASSETTE TAPES FEATURING INSTRUCTION IN TELEPHONE COMMUNICATION TECHNIQUES; AND INSTRUCTION BOOKS AND MANUALS SOLD THEREWITH
Abandoned · July 17, 1989 · 73812902 ·