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经营范围
发明名称
ROHRSCHELLE.
摘要
申请公布号
DE68900024(D1)
申请公布日期
1991.02.07
申请号
DE19896000024
申请日期
1989.05.30
申请人
J. VAN WALRAVEN B.V., MIJDRECHT, NL
发明人
VAN WALRAVEN, JAN, NL-3641 GP MIJDRECHT, NL
分类号
F16L3/12;F16L33/04;(IPC1-7):F16L3/12
主分类号
F16L3/12
代理机构
代理人
主权项
地址
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