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发明名称
Coupler knuckle casting
摘要
申请公布号
US2688412(A)
申请公布日期
1954.09.07
申请号
US19500182003
申请日期
1950.08.29
申请人
AMERICAN STEEL FOUNDRIES
发明人
KULIEKE FREDERICK C.
分类号
B22C9/00
主分类号
B22C9/00
代理机构
代理人
主权项
地址
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