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发明名称
Dental impression parting tool
摘要
申请公布号
US2043831(A)
申请公布日期
1936.06.09
申请号
US19340739225
申请日期
1934.08.10
申请人
LOUIS KALVIN
发明人
KALVIN LOUIS
分类号
A61C13/12
主分类号
A61C13/12
代理机构
代理人
主权项
地址
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