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经营范围
发明名称
Control circuit for a field start relay in a code type communication system
摘要
申请公布号
US3241003(A)
申请公布日期
1966.03.15
申请号
US19620241729
申请日期
1962.12.03
申请人
GENERAL SIGNAL CORPORATION
发明人
SNELL JOHN A.;COLEY NELSON B.
分类号
B61L23/12
主分类号
B61L23/12
代理机构
代理人
主权项
地址
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