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经营范围
发明名称
Maschine zum Abbau von Kohle
摘要
申请公布号
DE735214(C)
申请公布日期
1943.05.10
申请号
DE1941P081828D
申请日期
1941.01.12
申请人
PATENT-TREUHAND-GESELLSCHAFT FUER ELEKTRISCHE GLUEHLAMPEN M.B.H.
发明人
BAUM PAUL;BREUNIG WILLI;LEDIG WILLY;LOEBE DR. WALTER-WINFRIED;MUELLER GUSTAV
分类号
E21C27/02
主分类号
E21C27/02
代理机构
代理人
主权项
地址
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