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经营范围
发明名称
Fractionating tower
摘要
申请公布号
US2070100(A)
申请公布日期
1937.02.09
申请号
US19340750166
申请日期
1934.10.26
申请人
TWOMEY LEE S
发明人
TWOMEY LEE S.
分类号
B01D3/14
主分类号
B01D3/14
代理机构
代理人
主权项
地址
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