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Card holder
摘要
申请公布号
US2665916(A)
申请公布日期
1954.01.12
申请号
US19510219289
申请日期
1951.04.04
申请人
LAKATOS ROBERT J
发明人
LAKATOS ROBERT J.
分类号
A63F1/10
主分类号
A63F1/10
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