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发明名称
Classeur pour disques de phonographes perfectionné
摘要
申请公布号
FR986887(A)
申请公布日期
1951.08.06
申请号
FRD986887
申请日期
1949.03.25
申请人
发明人
CZOBOR MICHEL
分类号
G11B33/04
主分类号
G11B33/04
代理机构
代理人
主权项
地址
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