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经营范围
发明名称
Perfectionnements aux lames de couteau, couteaux, etc.
摘要
申请公布号
FR761700(A)
申请公布日期
1934.03.24
申请号
FRD761700
申请日期
1933.10.05
申请人
发明人
CLARK EDWARD, DOUGLAS, WAINWRIGHT
分类号
B21D53/64
主分类号
B21D53/64
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