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发明名称
CREDIT CARDS
摘要
申请公布号
US3609895(A)
申请公布日期
1971.10.05
申请号
USD3609895
申请日期
1969.05.19
申请人
NICHOLAS WYCKOFF
发明人
NICHOLAS WYCKOFF
分类号
G07C9/00;G07F7/08;(IPC1-7):G09F3/02
主分类号
G07C9/00
代理机构
代理人
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