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发明名称
GYPSUM CALCINING PROCESS
摘要
申请公布号
CA328171(A)
申请公布日期
1932.12.06
申请号
CAD328171
申请日期
申请人
MANVEL C. DAILEY;WILBUR S. RANDEL
发明人
MANVEL C. DAILEY;WILBUR S. RANDEL
分类号
主分类号
代理机构
代理人
主权项
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