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发明名称
Photographic clip and support
摘要
申请公布号
US2690107(A)
申请公布日期
1954.09.28
申请号
US19500197885
申请日期
1950.11.28
申请人
ANTHONY LUDWIG
发明人
LUDWIG ANTHONY
分类号
G03D13/10
主分类号
G03D13/10
代理机构
代理人
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地址
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