发明名称 |
Data storage system for telephone answering machine |
摘要 |
A non-destruct data storage system in a telephone answering machine, by which certain data is modulated on the beep tones which are recorded on the magnetic message tape and/or on the magnetic announcement tape so that the data may be maintained in the event of a power failure, or for other purposes.
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申请公布号 |
US4581485(A) |
申请公布日期 |
1986.04.08 |
申请号 |
US19830543352 |
申请日期 |
1983.10.19 |
申请人 |
T.A.D. AVANTI, INC. |
发明人 |
BOND, RAYMOND G.;BATLA, MASROOR A. |
分类号 |
H04M1/65;(IPC1-7):H04M1/64 |
主分类号 |
H04M1/65 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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