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发明名称
Ornamental dialer corwn
摘要
申请公布号
US2682123(A)
申请公布日期
1954.06.29
申请号
US19520301098
申请日期
1952.07.26
申请人
CLEAR-VIEW ADVERTISING DIALER COMPANY
发明人
FREDRICKSON DAVID O.
分类号
H04M1/23
主分类号
H04M1/23
代理机构
代理人
主权项
地址
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