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发明名称
Industrial mat
摘要
申请公布号
US2975089(A)
申请公布日期
1961.03.14
申请号
US19570643300
申请日期
1957.03.01
申请人
JAMES WALKER & COMPANY LIMITED
发明人
HARGREAVES ROBERT HACKING
分类号
A47G27/02
主分类号
A47G27/02
代理机构
代理人
主权项
地址
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