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发明名称
TWO STAGE CAUSTICIZING
摘要
申请公布号
CA450418(A)
申请公布日期
1948.08.10
申请号
CAD450418
申请日期
申请人
THE DORR COMPANY
发明人
CYRIL H. KNIGHT
分类号
主分类号
代理机构
代理人
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