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发明名称
Exposed filing and record keeping equipment
摘要
申请公布号
US2665741(A)
申请公布日期
1954.01.12
申请号
US19510242136
申请日期
1951.08.16
申请人
WATSON MANUFACTURING COMPANY, INC.
发明人
SPINDLER NORMAN J.;PETERSON CARL O.
分类号
A47B83/02
主分类号
A47B83/02
代理机构
代理人
主权项
地址
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