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发明名称
Discharge devices for electronic counting and like purposes
摘要
申请公布号
US2896118(A)
申请公布日期
1959.07.21
申请号
US19560557571
申请日期
1956.01.05
申请人
ERICSSON TELEPHONES LIMITED
发明人
WILLIAMS DAVID JOHN;WESTLEY KENNETH HAROLD
分类号
H01J17/48
主分类号
H01J17/48
代理机构
代理人
主权项
地址
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