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发明名称
LEACHING METHOD
摘要
申请公布号
CA430816(A)
申请公布日期
1945.10.23
申请号
CAD430816
申请日期
申请人
MONOLITH PORTLAND MIDWEST COMPANY
发明人
FRANK JOSEPH ANDERSON;DUNCAN REA WILLIAMS
分类号
主分类号
代理机构
代理人
主权项
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