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发明名称
COMPOSITION FOR MANUFACTURE OF SAND CORES
摘要
申请公布号
CA522166(A)
申请公布日期
1956.02.28
申请号
CAD522166
申请日期
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
JOHN B. TUTTLE
分类号
主分类号
代理机构
代理人
主权项
地址
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