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发明名称
Trailer coupling
摘要
申请公布号
US1952565(A)
申请公布日期
1934.03.27
申请号
US19290415298
申请日期
1929.12.19
申请人
REDNOUR WILLIAM H
发明人
REDNOUR WILLIAM H.
分类号
B61G1/40
主分类号
B61G1/40
代理机构
代理人
主权项
地址
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