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发明名称
Elektrische Taschenlampe mit allseitig wasserdicht abgeschlossenem Lampengehaeuse und wasserdichter Schaltvorrichtung
摘要
申请公布号
DE642975(C)
申请公布日期
1937.03.22
申请号
DE1936C051334D
申请日期
1936.02.14
申请人
PAUL CORDS
发明人
分类号
F21L4/00
主分类号
F21L4/00
代理机构
代理人
主权项
地址
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