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摘要
申请公布号
JPH0392906(U)
申请公布日期
1991.09.20
申请号
JP19900000289U
申请日期
1990.01.06
申请人
发明人
分类号
A01B63/10;A01B63/00;F15B11/04;F16K47/04;(IPC1-7):A01B63/10
主分类号
A01B63/10
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