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发明名称
Method of making hats
摘要
申请公布号
US1924531(A)
申请公布日期
1933.08.29
申请号
US19300496584
申请日期
1930.11.19
申请人
WRITER VICTOR P
发明人
WRITER VICTOR P.
分类号
A42C1/04
主分类号
A42C1/04
代理机构
代理人
主权项
地址
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