Method and apparatus for recording and reproducing a message wit

Dynamic magnetic information storage or retrieval – Head – Core

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360137, H04M 165

Patent

active

043451144

ABSTRACT:
A message received through a telephone line is recorded by a tape recorder associated therewith in which a time instance at which the recording is started is memorized together with a specific count of pulses produced in synchronism with a transportation of the tape. When the message is to be reproduced, the specific count is compared with a current count and when the two coincide with each other the memorized time instance is indicated.

REFERENCES:
patent: 3728486 (1973-04-01), Kraus
patent: 3808372 (1974-04-01), Sielsch
patent: 3921220 (1975-11-01), Primosch et al.
patent: 3925617 (1975-12-01), Sato
patent: 4012784 (1977-03-01), Murphy et al.

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