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经营范围
发明名称
Water degasifier
摘要
申请公布号
US3070935(A)
申请公布日期
1963.01.01
申请号
US19590832830
申请日期
1959.08.10
申请人
DE LEON METHODS, INC.
发明人
LEON PAUL A. DE
分类号
C02F1/20
主分类号
C02F1/20
代理机构
代理人
主权项
地址
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