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发明名称
FOUNDRY PATTERN
摘要
申请公布号
GB1481777(A)
申请公布日期
1977.08.03
申请号
GB19750031251
申请日期
1975.07.25
申请人
BUDERUS SCHE EISENWERKE
发明人
分类号
B22C7/00;B22C9/03;(IPC1-7):B22C7/00
主分类号
B22C7/00
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代理人
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