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发明名称
Improvements relating to electric discharge tubes particularly gas-filled luminous tubes
摘要
申请公布号
GB389536(A)
申请公布日期
1933.03.23
申请号
GB19310019767
申请日期
1932.04.11
申请人
WALTER LUDWIG WILHELM SCHALLREUTER
发明人
分类号
H05B41/22
主分类号
H05B41/22
代理机构
代理人
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