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发明名称
Lifting magnet
摘要
申请公布号
US2651538(A)
申请公布日期
1953.09.08
申请号
US19480059687
申请日期
1948.11.12
申请人
BERNHARDT STAHMER
发明人
STAHMER BERNHARDT
分类号
B66C1/06
主分类号
B66C1/06
代理机构
代理人
主权项
地址
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