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发明名称
PROCESS OF CASTING METALS OR ALLOYS
摘要
申请公布号
CA314797(A)
申请公布日期
1931.09.01
申请号
CAD314797
申请日期
申请人
BRITISH AND DOMINIONS FERALLOY LIMITED
发明人
CHARLES SYKES
分类号
主分类号
代理机构
代理人
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