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发明名称
Improvements in or relating to winding drums
摘要
申请公布号
GB972912(A)
申请公布日期
1964.10.21
申请号
GB19600033402
申请日期
1960.09.29
申请人
SIEMAG SIEGENER MASCHINENBAU G.M.B.H.
发明人
分类号
B21C47/00;B21C47/30
主分类号
B21C47/00
代理机构
代理人
主权项
地址
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