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发明名称
Perfectionnements aux tournevis
摘要
申请公布号
FR843459(A)
申请公布日期
1939.07.04
申请号
FRD843459
申请日期
1938.09.13
申请人
THE BRADSHAW PATENT SCREW COMPANY (FOREIGN) LIMITED
发明人
分类号
B25B13/48;B25B15/04;B25B15/06
主分类号
B25B13/48
代理机构
代理人
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地址
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