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发明名称
Improvements in and relating to coin-freed vending machines
摘要
申请公布号
GB530739(A)
申请公布日期
1940.12.19
申请号
GB19390018994
申请日期
1939.06.29
申请人
HALL TELEPHONE ACCESSORIES (1928) LIMITED;FREDERICK WILLIAM HALL
发明人
分类号
G07F5/02
主分类号
G07F5/02
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