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发明名称
Automatic coupler for trailers
摘要
申请公布号
US2499750(A)
申请公布日期
1950.03.07
申请号
US19460689308
申请日期
1946.08.08
申请人
HOTCHKISS SR THOMAS
发明人
SR. THOMAS HOTCHKISS,
分类号
B60D1/04
主分类号
B60D1/04
代理机构
代理人
主权项
地址
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