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经营范围
发明名称
Vibrator for dental use
摘要
申请公布号
US2048756(A)
申请公布日期
1936.07.28
申请号
US19350041932
申请日期
1935.09.24
申请人
SHULTZ JOHN E
发明人
SHULTZ JOHN E.
分类号
A61C9/00
主分类号
A61C9/00
代理机构
代理人
主权项
地址
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