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经营范围
发明名称
Hand brake
摘要
申请公布号
US1877027(A)
申请公布日期
1932.09.13
申请号
US19300440258
申请日期
1930.03.31
申请人
W. H. MINER, INC.
发明人
O'CONNOR JOHN F.
分类号
B61H13/04
主分类号
B61H13/04
代理机构
代理人
主权项
地址
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