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发明名称
Braking device
摘要
申请公布号
US2265469(A)
申请公布日期
1941.12.09
申请号
US19410387733
申请日期
1941.04.09
申请人
BENNETT ALFRED B
发明人
BENNETT ALFRED B.
分类号
B61H11/02
主分类号
B61H11/02
代理机构
代理人
主权项
地址
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