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发明名称
Hand brake
摘要
申请公布号
US2782874(A)
申请公布日期
1957.02.26
申请号
US19500192101
申请日期
1950.10.25
申请人
AMERICAN STEEL FOUNDRIES
发明人
III WILLIAM J. CASEY
分类号
B61H5/00;F16D55/224
主分类号
B61H5/00
代理机构
代理人
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地址
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