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发明名称
BUTTERFLY VALVE
摘要
申请公布号
JPH05164252(A)
申请公布日期
1993.06.29
申请号
JP19910349877
申请日期
1991.12.10
申请人
KITZ CORP
发明人
KITAZAWA SHIGEO
分类号
F16K1/22;F16K1/226
主分类号
F16K1/22
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代理人
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