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发明名称
Rug binding apparatus and method
摘要
申请公布号
US2547821(A)
申请公布日期
1951.04.03
申请号
US19500146245
申请日期
1950.02.25
申请人
HARTWELL THOMAS M
发明人
HARTWELL THOMAS M.
分类号
D05B23/00;D05B35/00
主分类号
D05B23/00
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代理人
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