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发明名称
BAGUE D'ETANCHEITE POUR ARBRE ROTATIF
摘要
申请公布号
FR2558558(B1)
申请公布日期
1987.12.31
申请号
FR19840015675
申请日期
1984.10.12
申请人
FREUDENBERG CARL
发明人
HELMUT HOLZER
分类号
F16J15/32;F16J15/34;(IPC1-7):F16J15/32
主分类号
F16J15/32
代理机构
代理人
主权项
地址
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