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发明名称
摘要
申请公布号
JPS54115431(U)
申请公布日期
1979.08.13
申请号
JP19780010753U
申请日期
1978.02.02
申请人
发明人
分类号
F16C33/12;F16K1/16;F16K1/22;(IPC1-7):F16C33/12
主分类号
F16C33/12
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代理人
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