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经营范围
发明名称
Procédé et machine pour le polissage et le rodage du chas des aiguilles de machines à coudre, et autres
摘要
申请公布号
FR973319(A)
申请公布日期
1951.02.09
申请号
FRD973319
申请日期
1941.09.04
申请人
发明人
SANDOZ CHARLES-EDOUARD
分类号
B24B5/48;B24B31/00
主分类号
B24B5/48
代理机构
代理人
主权项
地址
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