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发明名称
GAS CHANGE-OVER VALVE DEVICE
摘要
申请公布号
JPH09303612(A)
申请公布日期
1997.11.28
申请号
JP19960125447
申请日期
1996.05.21
申请人
NISSHIN KIKAI KK
发明人
KUWATA SHIGERU;KUWATA MINORU
分类号
F16K51/00;F16K11/044;(IPC1-7):F16K51/00
主分类号
F16K51/00
代理机构
代理人
主权项
地址
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