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发明名称
DENTAL CLUTCHES, AND METHOD AND APPARATUS FOR MAKING
摘要
申请公布号
US3577640(A)
申请公布日期
1971.05.04
申请号
USD3577640
申请日期
1969.10.08
申请人
ROBERT L. LEE
发明人
ROBERT L. LEE
分类号
A61C11/00;A61C11/02;A61C11/06;(IPC1-7):A61C11/00
主分类号
A61C11/00
代理机构
代理人
主权项
地址
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