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发明名称
Improvements relating to prepayment meters for electricity, gas and the like commodities
摘要
申请公布号
GB424439(A)
申请公布日期
1935.02.21
申请号
GB19330030496
申请日期
1933.11.02
申请人
FRANK STANLEY ASH;ASSOCIATED ELECTRICAL INDUSTRIES LIMITED
发明人
分类号
G07F15/02
主分类号
G07F15/02
代理机构
代理人
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