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发明名称
In sich geschlossene, flache elektriche Taschenlampe ohne aeusseres Gehaeuse
摘要
申请公布号
DE955448(C)
申请公布日期
1957.01.03
申请号
DE1953ST05910
申请日期
1953.01.31
申请人
FRIEDRICH STERNAT
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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