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发明名称
Improvements in or relating to floor coverings
摘要
申请公布号
GB546547(A)
申请公布日期
1942.07.17
申请号
GB19410002944
申请日期
1941.03.04
申请人
NATIONAL AUTOMOTIVE FIBRES, INC.
发明人
分类号
D21J1/16
主分类号
D21J1/16
代理机构
代理人
主权项
地址
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