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发明名称
Improvements in friction-promoting compositions
摘要
申请公布号
GB453249(A)
申请公布日期
1936.09.08
申请号
GB19350028470
申请日期
1935.10.15
申请人
WILHELM BECKMANN;HERBERT NOELLE
发明人
分类号
F16D69/02
主分类号
F16D69/02
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代理人
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