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经营范围
发明名称
Catalyst manufacture
摘要
申请公布号
US2342249(A)
申请公布日期
1944.02.22
申请号
US19380230656
申请日期
1938.09.19
申请人
THE STANDARD OIL COMPANY
发明人
BURK ROBERT E.
分类号
B01J37/03
主分类号
B01J37/03
代理机构
代理人
主权项
地址
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