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摘要
申请公布号
US2473428(A)
申请公布日期
1949.06.14
申请号
US19450600432
申请日期
1945.06.20
申请人
DAVID M. DAVIS
发明人
HERRIOTT IRVING
分类号
A45C11/32
主分类号
A45C11/32
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