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发明名称
Precipitated finely divided calcium carbonate
摘要
申请公布号
US2080616(A)
申请公布日期
1937.05.18
申请号
US19330661342
申请日期
1933.03.17
申请人
PITTSBURGH PLATE GLASS COMPANY
发明人
LYNN GEORGE;ALLEN EDWARD M.
分类号
C01F11/18
主分类号
C01F11/18
代理机构
代理人
主权项
地址
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