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发明名称
TELEPHONE ANSWERING AND RECORDING SYSTEM
摘要
申请公布号
CA683540(A)
申请公布日期
1964.03.31
申请号
CAD683540
申请日期
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
ALFRED ZAROUNI;JAMES J. FITZPATRICK
分类号
主分类号
代理机构
代理人
主权项
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