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发明名称
OPEN/CLOSE OPERATING DEVICE FOR GATE VALVE
摘要
申请公布号
JPH04185982(A)
申请公布日期
1992.07.02
申请号
JP19900316293
申请日期
1990.11.20
申请人
KUBOTA CORP
发明人
TOYODA KUNIYOSHI
分类号
F16K31/44;F16K31/53
主分类号
F16K31/44
代理机构
代理人
主权项
地址
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