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经营范围
发明名称
Metal to glass seals
摘要
申请公布号
GB528699(A)
申请公布日期
1940.11.05
申请号
GB19390014240
申请日期
1939.05.12
申请人
STANDARD TELEPHONES AND CABLES LIMITED
发明人
分类号
H01J5/42
主分类号
H01J5/42
代理机构
代理人
主权项
地址
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