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发明名称
METAL SURFACE PROTECTION
摘要
申请公布号
CA389139(A)
申请公布日期
1940.06.04
申请号
CAD389139
申请日期
申请人
DOMINION RUBBER COMPANY
发明人
JOHN ARCHIBALD PORTEOUS
分类号
主分类号
代理机构
代理人
主权项
地址
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