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发明名称
Prevention and removal of slime formations
摘要
申请公布号
US1989380(A)
申请公布日期
1935.01.29
申请号
US19340730756
申请日期
1934.06.15
申请人
ROMANS ISABELLA B
发明人
ROMANS ISABELLA B.
分类号
C02F1/72;C02F1/76
主分类号
C02F1/72
代理机构
代理人
主权项
地址
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