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发明名称
Method of producing clear vitreous silica
摘要
申请公布号
US1869163(A)
申请公布日期
1932.07.26
申请号
US19270215216
申请日期
1927.08.24
申请人
GENERAL ELECTRIC COMPANY
发明人
NIEDERGESASS BERTHOLD F.
分类号
C03B19/01
主分类号
C03B19/01
代理机构
代理人
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