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发明名称
Improvements in or relating to friction material for brakes, clutches or the like
摘要
申请公布号
GB345991(A)
申请公布日期
1931.03.24
申请号
GB19290039447
申请日期
1929.12.24
申请人
UNION ASBESTOS AND RUBBER COMPANY
发明人
分类号
F16D69/02
主分类号
F16D69/02
代理机构
代理人
主权项
地址
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