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发明名称
Mechanical distraction method and device
摘要
申请公布号
US2258857(A)
申请公布日期
1941.10.14
申请号
US19390249978
申请日期
1939.01.09
申请人
MCCANN GEORGE C
发明人
MCCANN GEORGE C.
分类号
A61C19/00
主分类号
A61C19/00
代理机构
代理人
主权项
地址
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