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发明名称
Ceramic-to-metal seal
摘要
申请公布号
US2163409(A)
申请公布日期
1939.06.20
申请号
US19370175959
申请日期
1937.11.22
申请人
GENERAL ELECTRIC COMPANY
发明人
PULFRICH HANS
分类号
C04B37/02;H01G4/224
主分类号
C04B37/02
代理机构
代理人
主权项
地址
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