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经营范围
发明名称
High vacuum distillation
摘要
申请公布号
GB535100(A)
申请公布日期
1941.03.28
申请号
GB19390027918
申请日期
1939.10.14
申请人
DISTILLATION PRODUCTS INC.
发明人
分类号
B01D3/10
主分类号
B01D3/10
代理机构
代理人
主权项
地址
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