Y-TYPE SPHERICAL VALVE,申请号JP19900029603-传众专利搜索

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法人/股东/高管

发明名称	Y-TYPE SPHERICAL VALVE
摘要
申请公布号	JPH03234978(A)	申请公布日期	1991.10.18
申请号	JP19900029603	申请日期	1990.02.13
申请人	HITACHI LTD	发明人	SOMA HISASHI;NAKAO SHUNJI;KAWAMURA TSUTOMU
分类号	F16K1/10	主分类号	F16K1/10
代理机构		代理人
主权项
地址

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