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发明名称
Improved process and apparatus for making base assemblies for sealed glass envelopes
摘要
申请公布号
GB524127(A)
申请公布日期
1940.07.30
申请号
GB19390002298
申请日期
1939.01.23
申请人
CORNING GLASS WORKS;EDMUND HENRY WELLECH
发明人
分类号
H01J9/32
主分类号
H01J9/32
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