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发明名称
Verfahren zum Herstellen von nahtlosen Stahlrohren
摘要
申请公布号
DE1135401(B)
申请公布日期
1962.08.30
申请号
DE1958K035901
申请日期
1958.10.01
申请人
DR.-ING. FRIEDRICH KOCKS
发明人
KOCKS DR.-ING. FRIEDRICH
分类号
B21B23/00;B21C1/26
主分类号
B21B23/00
代理机构
代理人
主权项
地址
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