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发明名称
Picture mount
摘要
申请公布号
US2405409(A)
申请公布日期
1946.08.06
申请号
US19420461984
申请日期
1942.10.14
申请人
CROSS CARROLL N
发明人
CROSS CARROLL N.
分类号
A47G1/14
主分类号
A47G1/14
代理机构
代理人
主权项
地址
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