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发明名称
Stabförmiger Permanentmagnet für Unterrichtszwecke und als physikalisches Spielzeug
摘要
申请公布号
DE202009001058(U1)
申请公布日期
2009.04.02
申请号
DE200920001058U
申请日期
2009.01.29
申请人
URBAN, ANDREAS
发明人
分类号
H01F7/02
主分类号
H01F7/02
代理机构
代理人
主权项
地址
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