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发明名称
Carpet material
摘要
申请公布号
US2018524(A)
申请公布日期
1935.10.22
申请号
US19330687817
申请日期
1933.09.01
申请人
UNITED STATES RUBBER COMPANY
发明人
HOLMBERG ALBERT W.
分类号
D06M15/693;D06N7/00
主分类号
D06M15/693
代理机构
代理人
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