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发明名称
Haltegeraet fuer beim Abbau von Kohle und anderen Mineralien zu verwendende Gewinnungswerkzeuge
摘要
申请公布号
DE901882(C)
申请公布日期
1954.01.18
申请号
DE1951V003825
申请日期
1951.10.12
申请人
PETER VANWERSCH;LUDWIG VANWERSCH
发明人
VANWERSCH PETER;VANWERSCH LUDWIG
分类号
主分类号
代理机构
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