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经营范围
发明名称
Lock joint for artificial hands
摘要
申请公布号
US1846954(A)
申请公布日期
1932.02.23
申请号
US19300454617
申请日期
1930.05.22
申请人
DORRANCE DAVID W
发明人
DORRANCE DAVID W.
分类号
A61F2/58
主分类号
A61F2/58
代理机构
代理人
主权项
地址
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