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经营范围
发明名称
Porte disque appareil séparateur de dentiste
摘要
申请公布号
FR856815(A)
申请公布日期
1940.08.10
申请号
FRD856815
申请日期
1939.06.23
申请人
发明人
BROUCAS LUCIEN
分类号
A61C7/00
主分类号
A61C7/00
代理机构
代理人
主权项
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