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发明名称
Draft appliance for railway cars
摘要
申请公布号
US1908541(A)
申请公布日期
1933.05.09
申请号
US19280314208
申请日期
1928.10.22
申请人
THE MCCONWAY & TORLEY COMPANY
发明人
REGAN WILLIAM J.
分类号
B61G9/24
主分类号
B61G9/24
代理机构
代理人
主权项
地址
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