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发明名称
Method of treating kovar
摘要
申请公布号
US2575724(A)
申请公布日期
1951.11.20
申请号
US19490080378
申请日期
1949.03.09
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
MCINTOSH RALPH O.
分类号
C23C8/18
主分类号
C23C8/18
代理机构
代理人
主权项
地址
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