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摘要
申请公布号
US2599416(A)
申请公布日期
1952.06.03
申请号
US19510233981
申请日期
1951.06.28
申请人
ENGLER SAECKER CARLETON
发明人
SAECKER CARLETON ENGLER
分类号
A47B23/04
主分类号
A47B23/04
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