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发明名称
Coffret pour machine parlante
摘要
申请公布号
FR704921(A)
申请公布日期
1931.05.28
申请号
FRD704921
申请日期
1930.01.20
申请人
发明人
DEHERAIN PIERRE
分类号
G11B33/02
主分类号
G11B33/02
代理机构
代理人
主权项
地址
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