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发明名称
Improvements in or relating to coin testing devices for use more particularly with coin freed vending machines
摘要
申请公布号
GB357674(A)
申请公布日期
1931.10.01
申请号
GB19300021125
申请日期
1930.07.12
申请人
W. & T. AVERY LIMITED;ARCHIBALD LEESON
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