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发明名称
PROTECTIVE COATING
摘要
申请公布号
CA690685(A)
申请公布日期
1964.07.14
申请号
CAD690685
申请日期
申请人
KOPPERS COMPANY
发明人
B. OTTO WHEELEY;JOHN J. LANE
分类号
主分类号
代理机构
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