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经营范围
发明名称
Apparatus for producing mineral wool
摘要
申请公布号
GB627765(A)
申请公布日期
1949.08.16
申请号
GB19470005463
申请日期
1947.02.25
申请人
NATIONAL GYPSUM COMPANY
发明人
分类号
C03B5/12;C03B37/06
主分类号
C03B5/12
代理机构
代理人
主权项
地址
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