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发明名称
RIOOLBUISAFDICHTING.
摘要
申请公布号
NL148992(B)
申请公布日期
1976.03.15
申请号
NL19720002999
申请日期
1972.03.07
申请人
A. ZEGWAARD & ZN., RIJSWIJK (Z.H.).
发明人
分类号
F16L55/1645;(IPC1-7):F16L55/12
主分类号
F16L55/1645
代理机构
代理人
主权项
地址
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