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发明名称
Electroluminescent counting device
摘要
申请公布号
GB897772(A)
申请公布日期
1962.05.30
申请号
GB19580028590
申请日期
1958.09.05
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
G09G3/12;H03K17/78;H03K23/78;H05B33/12
主分类号
G09G3/12
代理机构
代理人
主权项
地址
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