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发明名称
Key puller
摘要
申请公布号
US2765522(A)
申请公布日期
1956.10.09
申请号
US19530369484
申请日期
1953.07.21
申请人
OSCAR JOHNSON JOHN
发明人
JOHNSON JOHN OSCAR
分类号
B25B27/04
主分类号
B25B27/04
代理机构
代理人
主权项
地址
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