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发明名称
Improvements relating to the production of amorphous silica
摘要
申请公布号
GB783754(A)
申请公布日期
1957.09.25
申请号
GB19560003634
申请日期
1956.02.06
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
C01B33/18;H05K3/20
主分类号
C01B33/18
代理机构
代理人
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