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发明名称
Water treatment
摘要
申请公布号
US2855363(A)
申请公布日期
1958.10.07
申请号
US19530368934
申请日期
1953.07.20
申请人
AMERICAN WATER SOFTENER CO.
发明人
KITTREDGE ARTHUR E.
分类号
B01J49/00
主分类号
B01J49/00
代理机构
代理人
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