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经营范围
发明名称
Orthodontic appliance
摘要
申请公布号
US3203098(A)
申请公布日期
1965.08.31
申请号
US19610139148
申请日期
1961.09.19
申请人
PETRAITIS BENEDICT J
发明人
PETRAITIS BENEDICT J.
分类号
A61C7/12
主分类号
A61C7/12
代理机构
代理人
主权项
地址
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