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发明名称
Articulated slip-joint connection for high speed dental machines
摘要
申请公布号
US2906022(A)
申请公布日期
1959.09.29
申请号
US19550510684
申请日期
1955.05.24
申请人
ERICH HOFFMEISTER
发明人
HOFFMEISTER ERICH
分类号
A61C1/18
主分类号
A61C1/18
代理机构
代理人
主权项
地址
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