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发明名称
Adjustable hat
摘要
申请公布号
US1886493(A)
申请公布日期
1932.11.08
申请号
US19320592259
申请日期
1932.02.11
申请人
MENDOSA JOHN A
发明人
MENDOSA JOHN A.
分类号
A42B1/22
主分类号
A42B1/22
代理机构
代理人
主权项
地址
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