发明名称 |
Message transmission system. |
摘要 |
<p>A telecommunications message transmission system includes apparatus for use with an initiating payphone telephone instrument comprising a recording/playback integrated circuit chip set and control means for commencing a procedure including recording of a message by the chip set and recording of a corresponding destingation telephone number and after a predetermined delay commencing calling of the destination telephone and playback of the message thereto when the destination telephone answers. <IMAGE> <IMAGE> <IMAGE></p> |
申请公布号 |
EP0535784(A2) |
申请公布日期 |
1993.04.07 |
申请号 |
EP19920306624 |
申请日期 |
1992.07.20 |
申请人 |
GPT LIMITED |
发明人 |
LONSDALE, DAVID WILLIAM;BEARDMORE, COLIN |
分类号 |
H04M1/64;H04M3/533;H04M17/00 |
主分类号 |
H04M1/64 |
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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