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发明名称
Perfectionnement aux appareils servant à nettoyer la bouche et les dents
摘要
申请公布号
FR679302(A)
申请公布日期
1930.04.11
申请号
FRD679302
申请日期
1929.07.26
申请人
发明人
PAULIN JOSUA GABRIEL
分类号
A61C17/02
主分类号
A61C17/02
代理机构
代理人
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地址
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