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经营范围
发明名称
Cellulosic fibrous calcium silicate pigment, a method of making it and a sheet of paper containing it
摘要
申请公布号
US2599094(A)
申请公布日期
1952.06.03
申请号
US19490132410
申请日期
1949.12.10
申请人
R. T. VANDERBILT COMPANY, INC.
发明人
CRAIG WILLIAM L.
分类号
D21H17/68;D21H17/70
主分类号
D21H17/68
代理机构
代理人
主权项
地址
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