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发明名称
MEANS FOR DISCRIMINATING BETWEEN ORIGINATING AND TERMINATING CALLS
摘要
申请公布号
CA880565(A)
申请公布日期
1971.09.07
申请号
CAD880565
申请日期
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
发明人
EIJI KEZUKA
分类号
主分类号
代理机构
代理人
主权项
地址
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