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经营范围
发明名称
Gas-Brennlanze zur Erzeugung von Öffnungen in Beton, Gestein, Gebäudemauern und dgl.
摘要
申请公布号
CH484715(A)
申请公布日期
1970.01.31
申请号
CH19680000023
申请日期
1968.01.03
申请人
BRANDENBERGER,ERNST
发明人
BRANDENBERGER,ERNST
分类号
E21B7/14;(IPC1-7):B23K7/00
主分类号
E21B7/14
代理机构
代理人
主权项
地址
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