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发明名称
Polarized relay
摘要
申请公布号
US2609462(A)
申请公布日期
1952.09.02
申请号
US19490130047
申请日期
1949.11.29
申请人
E. SHIPTON & COMPANY LIMITED
发明人
JOSEPH RAYMOND JOHN
分类号
H01H51/22
主分类号
H01H51/22
代理机构
代理人
主权项
地址
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