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发明名称
SCREW
摘要
申请公布号
JPH03282005(A)
申请公布日期
1991.12.12
申请号
JP19900082722
申请日期
1990.03.29
申请人
NEC CORP
发明人
KOCHIYAMA SHIGERU
分类号
B25B23/10;F16B23/00
主分类号
B25B23/10
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代理人
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