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经营范围
发明名称
Method of depositing silica films and preparation of solutions therefor
摘要
申请公布号
US2505629(A)
申请公布日期
1950.04.25
申请号
US19490102262
申请日期
1949.06.30
申请人
RADIO CORPORATION
发明人
THOMSON SOREN M.;NICOLL FREDERICK H.
分类号
C03C17/25
主分类号
C03C17/25
代理机构
代理人
主权项
地址
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