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发明名称
Method of and apparatus for blowing mineral wool
摘要
申请公布号
US2315735(A)
申请公布日期
1943.04.06
申请号
US19400335396
申请日期
1940.05.15
申请人
NATIONAL GYPSUM COMPANY
发明人
RICHARDSON CHARLES D.
分类号
C03B37/06
主分类号
C03B37/06
代理机构
代理人
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地址
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