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发明名称
Coupler mounting
摘要
申请公布号
US2329285(A)
申请公布日期
1943.09.14
申请号
US19410399800
申请日期
1941.06.26
申请人
NATIONAL MALLEABLE AND STEEL CASTINGS COMPANY
发明人
METZGER WILLIAM J.
分类号
B61G7/08
主分类号
B61G7/08
代理机构
代理人
主权项
地址
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