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发明名称
VEGETABLE OIL REFINING PROCESS
摘要
申请公布号
CA381908(A)
申请公布日期
1939.06.06
申请号
CAD381908
申请日期
申请人
SHELL DEVELOPMENT COMPANY
发明人
SIEGFRIED LEONARD LANGEDIJK;WILLIEM COLTOF
分类号
主分类号
代理机构
代理人
主权项
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