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发明名称
Improvements in and relating to electromagnetic vibrators
摘要
申请公布号
GB760222(A)
申请公布日期
1956.10.31
申请号
GB19520031619
申请日期
1952.12.12
申请人
WALTER INSTRUMENTS LIMITED
发明人
ARMSTRONG CHRISTOPHER JOHN;ZIMMERMAN LOUIS PIERRE
分类号
H01H50/76
主分类号
H01H50/76
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代理人
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