Liquid-Like Self-Curing Moulding Sand Composition
申请公布号:GB1170483(A)
申请号:GB19670021957
申请日期:1967.05.11
申请公布日期:1969.11.12
发明人:PETR PETROVICH BERG;SERGEI IVANOVICH PLIS;VIKTOR BORISOVICH RATINOV;MIKHAIL ALEXANDROVICH KRAVTSOV;YAKOV IVANOVICH MEDVEDEV;ELENA GEORGIEVNA KUZMENKOVA
分类号:B22C1/16
主分类号:B22C1/16
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