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发明名称
Verfahren zur Gewinnung von im wesentlichen molybdaenfreiem Wolframoxyd
摘要
申请公布号
DE1054439(B)
申请公布日期
1959.04.09
申请号
DE1957K032080
申请日期
1957.05.29
申请人
JOHN BRYANT KASEY
发明人
KASEY JOHN BRYANT
分类号
C01G41/00
主分类号
C01G41/00
代理机构
代理人
主权项
地址
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