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经营范围
发明名称
Null detector
摘要
申请公布号
US2881314(A)
申请公布日期
1959.04.07
申请号
US19560597996
申请日期
1956.07.16
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
HOGE HENRI H.;HOLTHAUS JAMES E.
分类号
G05B1/02;H03F3/32
主分类号
G05B1/02
代理机构
代理人
主权项
地址
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