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发明名称
TELEPHONE
摘要
申请公布号
CA61729(S)
申请公布日期
1988.09.27
申请号
CANDAT0061729F
申请日期
申请人
AT&T INFORMATION SYSTEMS;HENRY DREYFUSS ASSOCIATES
发明人
分类号
主分类号
代理机构
代理人
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地址
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