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发明名称
Ventilating strip for hats
摘要
申请公布号
US1890407(A)
申请公布日期
1932.12.06
申请号
US19280310421
申请日期
1928.10.04
申请人
MAX POPPER
发明人
POPPER MAX
分类号
A42C5/04
主分类号
A42C5/04
代理机构
代理人
主权项
地址
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