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经营范围
发明名称
PORTLAND CEMENT BASE PAINT
摘要
申请公布号
CA462493(A)
申请公布日期
1950.01.17
申请号
CAD462493
申请日期
申请人
DEVOE AND RAYNOLDS COMPANY
发明人
CLARE R. NELSON;RALPH E. MADISON
分类号
主分类号
代理机构
代理人
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