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发明名称
Multiple screwdriver
摘要
申请公布号
US3013594(A)
申请公布日期
1961.12.19
申请号
US19600016828
申请日期
1960.03.22
申请人
NEHLS HAROLD K
发明人
NEHLS HAROLD K.
分类号
B25F1/04
主分类号
B25F1/04
代理机构
代理人
主权项
地址
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