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发明名称
Device for removing extruded plaster from exterior surfaces of dental flasks
摘要
申请公布号
US2454427(A)
申请公布日期
1948.11.23
申请号
US19470774054
申请日期
1947.09.15
申请人
BELL DELL E
发明人
BELL DELL E.
分类号
A61C13/16
主分类号
A61C13/16
代理机构
代理人
主权项
地址
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