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摘要
申请公布号
US3070680(A)
申请公布日期
1962.12.25
申请号
US19590796068
申请日期
1959.02.27
申请人
A. B. CHANCE COMPANY
发明人
MCBRIDE JOSEPH R.;BOLT DONALD G. DE
分类号
H01H31/28;H01H33/12;H01H33/16;H01H33/666
主分类号
H01H31/28
代理机构
代理人
主权项
地址
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