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发明名称
Improvements in and relating to coin-freed prepayment mechanisms
摘要
申请公布号
GB433968(A)
申请公布日期
1935.08.23
申请号
GB19340007834
申请日期
1934.03.12
申请人
BRITISH ELECTRIC METERS LIMITED;FRANK BENTLEY;REGINALD TUNSTALL BROWN
发明人
分类号
G07F15/02
主分类号
G07F15/02
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代理人
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