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经营范围
发明名称
LOW NOISE VALVE
摘要
申请公布号
JPS5455819(A)
申请公布日期
1979.05.04
申请号
JP19770122834
申请日期
1977.10.12
申请人
OSAKA GAS CO LTD
发明人
NISHIKAWA KOUZOU
分类号
F16K47/02
主分类号
F16K47/02
代理机构
代理人
主权项
地址
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