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经营范围
发明名称
Process of watercycle aquolyzation
摘要
申请公布号
US1956567(A)
申请公布日期
1934.05.01
申请号
US19300458919
申请日期
1930.05.31
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
ELLIS CARLETON
分类号
主分类号
代理机构
代理人
主权项
地址
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