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经营范围
发明名称
Improvements in electric incandescent lamps
摘要
申请公布号
GB426477(A)
申请公布日期
1935.04.01
申请号
GB19330024241
申请日期
1933.09.01
申请人
ZOLTAN DEZSOE
发明人
分类号
H01K1/18
主分类号
H01K1/18
代理机构
代理人
主权项
地址
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