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发明名称
Porte-photographies
摘要
申请公布号
FR689508(A)
申请公布日期
1930.09.08
申请号
FRD689508
申请日期
1930.02.06
申请人
发明人
MAFTEUX JULES
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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