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发明名称
Apparatus for assembling together interlocking extrusions or the like
摘要
申请公布号
US3173199(A)
申请公布日期
1965.03.16
申请号
US19610102724
申请日期
1961.04.13
申请人
REYNOLDS METALS COMPANY
发明人
RIDDER ERNST J. DE
分类号
B21C23/14;B21C35/00;B21D47/00;B23P19/02
主分类号
B21C23/14
代理机构
代理人
主权项
地址
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