Pressure relief means for oil circuit breaker tanks,申请号US19370168215-传众专利搜索

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发明名称	Pressure relief means for oil circuit breaker tanks
摘要
申请公布号	US2158293(A)	申请公布日期	1939.05.16
申请号	US19370168215	申请日期	1937.10.09
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	LINGAL HARRY J.
分类号	A62C99/00;H01H33/55	主分类号	A62C99/00
代理机构		代理人
主权项
地址

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