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发明名称
VERFAHREN UND VORRICHTUNG ZUM DOSIEREN VON MATERIAL.
摘要
申请公布号
DE3674465(D1)
申请公布日期
1990.10.31
申请号
DE19863674465
申请日期
1986.05.22
申请人
GRACE W R & CO
发明人
WOODWARD, ALAN
分类号
G05D11/13;(IPC1-7):G05D11/02
主分类号
G05D11/13
代理机构
代理人
主权项
地址
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