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经营范围
发明名称
Improvements relating to prepayment electricity and other like meters
摘要
申请公布号
GB542858(A)
申请公布日期
1942.01.29
申请号
GB19400016838
申请日期
1940.11.23
申请人
CHAMBERLAIN & HOOKHAM LIMITED;SAMUEL JAMES;LIONEL OAKLEY DEACON
发明人
分类号
G07F15/08
主分类号
G07F15/08
代理机构
代理人
主权项
地址
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