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发明名称
Vorrichtung zum Ausbohren und zum Ausmauern von Tunnels.
摘要
申请公布号
CH278219(A)
申请公布日期
1951.10.15
申请号
CHD278219
申请日期
1950.03.15
申请人
WEBER,ADOLF
发明人
WEBER,ADOLF
分类号
E21D11/40
主分类号
E21D11/40
代理机构
代理人
主权项
地址
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