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发明名称
Cover of the graphite working area
摘要
申请公布号
PL218967(B1)
申请公布日期
2015.02.27
申请号
PL20110396736
申请日期
2011.10.24
申请人
POLITECHNIKA POZNA&Nacute,SKA
发明人
MROZEK KRZYSZTOF;GESSNER ANDRZEJ
分类号
B23B25/04;B23Q11/08
主分类号
B23B25/04
代理机构
代理人
主权项
地址
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