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发明名称
Improvements relating to prepayment meters
摘要
申请公布号
GB464684(A)
申请公布日期
1937.04.19
申请号
GB19350028848
申请日期
1935.10.18
申请人
BRITISH INSULATED CABLES LIMITED;ALFRED HENRY WICKHAM
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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地址
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