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经营范围
发明名称
Improvements in or relating to a friction clutch
摘要
申请公布号
GB643581(A)
申请公布日期
1950.09.20
申请号
GB19470020623
申请日期
1947.07.30
申请人
DANA CORPORATION
发明人
分类号
F16D13/71
主分类号
F16D13/71
代理机构
代理人
主权项
地址
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