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发明名称
WATER RESISTANT PAPER COATINGS AND METHOD OF MAKING SAME
摘要
申请公布号
CA507940(A)
申请公布日期
1954.12.07
申请号
CAD507940
申请日期
申请人
CALGON
发明人
RALPH N. THOMPSON
分类号
主分类号
代理机构
代理人
主权项
地址
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