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发明名称
Key chain and coin holder article
摘要
申请公布号
US2892537(A)
申请公布日期
1959.06.30
申请号
US19570651002
申请日期
1957.04.05
申请人
BROWN & BIGELOW
发明人
SCHWARTZ JOHN J.
分类号
A44B15/00;A45C1/10;G07D9/00
主分类号
A44B15/00
代理机构
代理人
主权项
地址
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