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发明名称
Die for compressing a metal band about a group of leaf springs
摘要
申请公布号
US2748632(A)
申请公布日期
1956.06.05
申请号
US19510225424
申请日期
1951.05.09
申请人
AMERICAN STEEL FOUNDRIES
发明人
GROOT RICHARD DE;KRATOCHVIL TONY J.
分类号
B21D49/00
主分类号
B21D49/00
代理机构
代理人
主权项
地址
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