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发明名称
Phosphate product and method of making same
摘要
申请公布号
US2569936(A)
申请公布日期
1951.10.02
申请号
US19470784841
申请日期
1947.11.08
申请人
HALL LABORATORIES, INC.
发明人
LIDDELL ROBERT W.
分类号
C01B25/39;C02F5/08
主分类号
C01B25/39
代理机构
代理人
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