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发明名称
Am Stoss entlang bewegte Gewinnungsmaschine fuer den Abbau an Langfronten mit drehbaren, scheiben-artigen Loesewerkzeugen, die keilfoermige Vorspruenge aufweisen
摘要
申请公布号
DE1052932(B)
申请公布日期
1959.03.19
申请号
DE1955C011028
申请日期
1955.03.31
申请人
COAL INDUSTRY (PATENTS) LIMITED
发明人
ROUND CHARLES;HOOD WILLIAM ADIN CHAMBERLAIN ROBIN
分类号
E21C27/46
主分类号
E21C27/46
代理机构
代理人
主权项
地址
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