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发明名称
VERFAHREN ZUR HERSTELLUNG KERAMISCHER MASKENFORMEN
摘要
申请公布号
DD139401(A1)
申请公布日期
1980.01.02
申请号
DD19780208595
申请日期
1978.10.23
申请人
GELSZINNUS,GUENTHER,DD;KNOFE,EBERHARD,DD;MARDICKE,BARBARA,DD
发明人
GELSZINNUS,GUENTHER,DD;KNOFE,EBERHARD,DD;MARDICKE,BARBARA,DD
分类号
B22C1/18;B22C1/20;(IPC1-7):B22C1/18
主分类号
B22C1/18
代理机构
代理人
主权项
地址
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