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经营范围
发明名称
TELEPHONE SYSTEMS
摘要
申请公布号
CA690756(A)
申请公布日期
1964.07.14
申请号
CAD690756
申请日期
申请人
ITT CANADA LIMITED
发明人
PIERRE H. COGNE;JACQUES P. L. BASSET;MARCEL P. BOHNER
分类号
主分类号
代理机构
代理人
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