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经营范围
发明名称
Hat fastener
摘要
申请公布号
US2517228(A)
申请公布日期
1950.08.01
申请号
US19470739526
申请日期
1947.04.05
申请人
HENRY OLSON OBERT;MAY OLSON ALICE
发明人
OLSON OBERT HENRY;OLSON ALICE MAY
分类号
A44B9/10
主分类号
A44B9/10
代理机构
代理人
主权项
地址
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