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发明名称
ULTRAFINE CALCIUM SULFATE DIHYDRATE CRYSTALS AND METHOD FOR MAKING SAME
摘要
申请公布号
CA803438(A)
申请公布日期
1969.01.07
申请号
CAD803438
申请日期
申请人
CANADIAN GYPSUM COMPANY LIMITED
发明人
ROBERT E. MCCLEARY;WILLIAM A. KINKADE
分类号
主分类号
代理机构
代理人
主权项
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