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发明名称
Wall telephone directory and notation holder
摘要
申请公布号
US3268281(A)
申请公布日期
1966.08.23
申请号
US19640418069
申请日期
1964.12.14
申请人
SZERSZEN STANLEY J
发明人
SZERSZEN STANLEY J.
分类号
H04M1/21
主分类号
H04M1/21
代理机构
代理人
主权项
地址
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