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发明名称
Friction material and method of forming same
摘要
申请公布号
US2108988(A)
申请公布日期
1938.02.22
申请号
US19340751321
申请日期
1934.11.03
申请人
FERODO AND ASBESTOS INC.
发明人
LONGLEY JAMES N.
分类号
F16D69/02
主分类号
F16D69/02
代理机构
代理人
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地址
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