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发明名称
Reciprocal dental grinder
摘要
申请公布号
US2258473(A)
申请公布日期
1941.10.07
申请号
US19400355831
申请日期
1940.09.07
申请人
EARL SCOTT JOSEPH
发明人
SCOTT JOSEPH EARL
分类号
A61C7/00;A61C19/00
主分类号
A61C7/00
代理机构
代理人
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地址
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