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发明名称
Hydraulischer Stempel
摘要
申请公布号
DE1167299(B)
申请公布日期
1964.04.09
申请号
DE1961H043542
申请日期
1961.09.01
申请人
HOUILLERES DU BASSIN DU NORD ET DU PAS-DE-CALAIS
发明人
ADAM ROGER FRANCOIS JEAN
分类号
E21D15/51
主分类号
E21D15/51
代理机构
代理人
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地址
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