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发明名称
Dovetailing attachment
摘要
申请公布号
US1860660(A)
申请公布日期
1932.05.31
申请号
US19300484986
申请日期
1930.09.29
申请人
DART CHARLES B
发明人
DART CHARLES B.
分类号
B27F1/12
主分类号
B27F1/12
代理机构
代理人
主权项
地址
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