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经营范围
发明名称
Trailer brake
摘要
申请公布号
US2202221(A)
申请公布日期
1940.05.28
申请号
US19380197636
申请日期
1938.03.23
申请人
MILLER WILLIAM M
发明人
MILLER WILLIAM M.
分类号
B60T7/20
主分类号
B60T7/20
代理机构
代理人
主权项
地址
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