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发明名称
摘要
申请公布号
NL6914979(A)
申请公布日期
1970.04.07
申请号
NL19690014979
申请日期
1969.10.03
申请人
发明人
分类号
F04D13/14;F16K11/085;(IPC1-7):F04D13/14;F04D15/00;F16K11/08
主分类号
F04D13/14
代理机构
代理人
主权项
地址
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