Safe operating condition indicator,申请号US19630297805-传众专利搜索

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发明名称	Safe operating condition indicator
摘要
申请公布号	US3226977(A)	申请公布日期	1966.01.04
申请号	US19630297805	申请日期	1963.07.26
申请人	SHELL OIL COMPANY	发明人	KOLB ROBERT H.
分类号	G08B21/18	主分类号	G08B21/18
代理机构		代理人
主权项
地址

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