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经营范围
发明名称
Gaseous discharge tube
摘要
申请公布号
US2682621(A)
申请公布日期
1954.06.29
申请号
US19480068623
申请日期
1948.12.31
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
SLOAN HOWARD B.
分类号
H01J61/32
主分类号
H01J61/32
代理机构
代理人
主权项
地址
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