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经营范围
发明名称
Purification of mercaptans
摘要
申请公布号
US2355335(A)
申请公布日期
1944.08.08
申请号
US19430473974
申请日期
1943.01.29
申请人
THE B. F. GOODRICH COMPANY
发明人
SEMON WALDO L.
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主分类号
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