VACUUM BREAKER DETERIORATED VACUUM ALARM,申请号JP19750142940-传众专利搜索

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发明名称	VACUUM BREAKER DETERIORATED VACUUM ALARM
摘要
申请公布号	JPS5267769(A)	申请公布日期	1977.06.04
申请号	JP19750142940	申请日期	1975.12.03
申请人	HITACHI LTD	发明人	KUBOTA YOSHIMASA;KUROSAWA YUKIO;SUGAWARA HIROYUKI
分类号	H01H33/66	主分类号	H01H33/66
代理机构		代理人
主权项
地址

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