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发明名称
Appareil à commande mécanique pour bloquer des vis ou des écrous ou pour des travaux similaires
摘要
申请公布号
FR981923(A)
申请公布日期
1951.06.01
申请号
FRD981923
申请日期
1943.05.13
申请人
发明人
BOURQUIN GEORGES
分类号
B25B23/14;F16D7/04
主分类号
B25B23/14
代理机构
代理人
主权项
地址
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