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发明名称
ACTUATING MEMBER OF COAL PLOUGH
摘要
申请公布号
SU1309916(A3)
申请公布日期
1987.05.07
申请号
SU19823458725
申请日期
1982.06.04
申请人
GEWERK EISENHUETTE WESTFALIA
发明人
GERKHARD MERTEN,DE;OSVALD BROJER,DE;NORBERT KHESSE,DE;BERND SHTAJNKUL,DE
分类号
E21C35/19
主分类号
E21C35/19
代理机构
代理人
主权项
地址
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