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发明名称
DICHTUNGSVORRICHTUNG
摘要
申请公布号
DE2909331(A1)
申请公布日期
1980.01.03
申请号
DE19792909331
申请日期
1979.03.09
申请人
ARAI,YOSHIO
发明人
ARAI,YOSHIO
分类号
F16J15/16;F01C19/08;F01C19/12;F16J15/34;(IPC1-7):F01C19/12
主分类号
F16J15/16
代理机构
代理人
主权项
地址
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