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发明名称
SPIRALVIKLET ROER.
摘要
申请公布号
NO910612(A)
申请公布日期
1991.03.15
申请号
NO19910000612
申请日期
1991.02.15
申请人
KWH PIPE AB, OY
发明人
BLOMQVIST, GUNNAR
分类号
F16L;F16L9/16;(IPC1-7):F16L9/16
主分类号
F16L
代理机构
代理人
主权项
地址
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