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发明名称
Dispositif de serrage dans des machines-outils comportant une broche de centrage dans laquelle coulisse une pince américaine pourvue, à l'intérieur, d'une butée axiale pour la pièce à usiner.
摘要
申请公布号
CH249431(A)
申请公布日期
1947.06.30
申请号
CHD249431
申请日期
1945.03.16
申请人
DAWANT,HENRI
发明人
DAWANT,HENRI
分类号
B23B31/20
主分类号
B23B31/20
代理机构
代理人
主权项
地址
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