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发明名称
SCOURING DEVICE
摘要
申请公布号
CA451231(A)
申请公布日期
1948.09.14
申请号
CAD451231
申请日期
申请人
METAL TEXTILE CORPORATION
发明人
NORMAN STANLEY ELLIS
分类号
主分类号
代理机构
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地址
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