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发明名称
摘要
申请公布号
DE2914422(C2)
申请公布日期
1985.09.12
申请号
DE19792914422
申请日期
1979.04.10
申请人
SUMITOMO METAL INDUSTRIES, LTD., OSAKA, JP
发明人
YAMAZAKI, AKIRA, KAWANISHI, HYOGO, JP
分类号
B25B21/00;(IPC1-7):B25B21/00
主分类号
B25B21/00
代理机构
代理人
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地址
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