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经营范围
发明名称
A STUFFING BOX SEAL
摘要
申请公布号
GB2206657(B)
申请公布日期
1991.01.30
申请号
GB19880015832
申请日期
1988.07.04
申请人
* KEMPCHEN & CO GMBH
发明人
HANS-JOACHIM * TUCKMANTEL
分类号
F16J15/18;F16J15/20
主分类号
F16J15/18
代理机构
代理人
主权项
地址
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