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经营范围
发明名称
Mouth appliance
摘要
申请公布号
US2678043(A)
申请公布日期
1954.05.11
申请号
US19510262313
申请日期
1951.12.18
申请人
EMANUEL STARK
发明人
STARK EMANUEL
分类号
A63B71/08
主分类号
A63B71/08
代理机构
代理人
主权项
地址
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