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发明名称
HERZSTUECK MIT HERZSPITZE AUS GEGOSSENEM HARTMANGANSTAHL
摘要
申请公布号
DD289568(A5)
申请公布日期
1991.05.02
申请号
DD19890333239
申请日期
1989.10.02
申请人
VOEST-ALPINE MASCHINENBAU GESELLSCHAFT B. B. H.,AT
发明人
OSWALD,JOHANNES R.,AT;JAEGER,HELMUT,AT
分类号
E01B7/10;(IPC1-7):E01B7/10
主分类号
E01B7/10
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代理人
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