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发明名称
Mold for casting chain
摘要
申请公布号
US2348979(A)
申请公布日期
1944.05.16
申请号
US19420451882
申请日期
1942.07.22
申请人
NATIONAL MALLEABLE AND STEEL CASTINGS COMPANY
发明人
KLOSS ELMER C.
分类号
B22D25/02
主分类号
B22D25/02
代理机构
代理人
主权项
地址
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