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发明名称
Magnetic tool
摘要
申请公布号
US2605658(A)
申请公布日期
1952.08.05
申请号
US19490090910
申请日期
1949.05.02
申请人
SANCHEZ MARCIAL M
发明人
SANCHEZ MARCIAL M.
分类号
B21D1/06
主分类号
B21D1/06
代理机构
代理人
主权项
地址
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