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发明名称
Keilverbindungsstueck fuer Rohre
摘要
申请公布号
DE806051(C)
申请公布日期
1951.06.11
申请号
DE1950R000998
申请日期
1950.02.18
申请人
IARAPIDIA-STAHLROHRGERUEST G.M.B.H.
发明人
分类号
E04G7/24
主分类号
E04G7/24
代理机构
代理人
主权项
地址
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