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发明名称
Magnetic chuck for a part having two magnetizable zones
摘要
申请公布号
US2521821(A)
申请公布日期
1950.09.12
申请号
US19460648160
申请日期
1946.02.16
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
BOCKISCH WALTER A.
分类号
B23Q3/154
主分类号
B23Q3/154
代理机构
代理人
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地址
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