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发明名称
Rörkoppling
摘要
申请公布号
FI31610(A)
申请公布日期
1961.01.10
申请号
FID31610
申请日期
1957.02.21
申请人
STORA KOPPARBERGS BERGSLAGS AB
发明人
RYDAHL ERNST AAKE HILDING;BERGSTEDT ALF JOHAN ALEXANDER
分类号
F16L21/00;(IPC1-7):F16L21/00
主分类号
F16L21/00
代理机构
代理人
主权项
地址
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