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发明名称
Clef extensible réglable à adhérence et serrage instantané sur axes ou tiges cylindriques lisses
摘要
申请公布号
FR914063(A)
申请公布日期
1946.09.27
申请号
FRD914063
申请日期
1945.09.05
申请人
发明人
SILVESTRE AUGUSTE
分类号
B25B13/12;B25B13/16
主分类号
B25B13/12
代理机构
代理人
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