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发明名称
PHOSPHATE FERTILIZER
摘要
申请公布号
CA378917(A)
申请公布日期
1939.01.17
申请号
CAD378917
申请日期
申请人
THE OBERPHOS COMPANY
发明人
BEVERLY OBER;EDWARD HYATT WIGHT
分类号
主分类号
代理机构
代理人
主权项
地址
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