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发明名称
Correspondence portfolio
摘要
申请公布号
US2390864(A)
申请公布日期
1945.12.11
申请号
US19440532925
申请日期
1944.04.26
申请人
BAYLEY WARREN V
发明人
BAYLEY WARREN V.
分类号
A45C11/24;B42F7/06
主分类号
A45C11/24
代理机构
代理人
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