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发明名称
Vorrichtung zur Veraenderung des Halsquerschnitts von Venturi-waeschern
摘要
申请公布号
DE1300508(B)
申请公布日期
1969.08.07
申请号
DE196500M6575
申请日期
1965.09.09
申请人
METALLGESELLSCHAFT AG
发明人
GERHARD BUEHNER,
分类号
B03C3/01
主分类号
B03C3/01
代理机构
代理人
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地址
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