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发明名称
Expulsion gap construction
摘要
申请公布号
US2567413(A)
申请公布日期
1951.09.11
申请号
US19470789888
申请日期
1947.12.05
申请人
MCGRAW ELECTRIC COMPANY
发明人
RYAN ANTHONY VAN;HARRY WILLIAM R.
分类号
H01T1/08
主分类号
H01T1/08
代理机构
代理人
主权项
地址
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