Electric valve converting system,申请号US19350047454-传众专利搜索

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发明名称	Electric valve converting system
摘要
申请公布号	US2082015(A)	申请公布日期	1937.06.01
申请号	US19350047454	申请日期	1935.10.30
申请人	WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY	发明人	LUDWIG LEON R.;ROSE HERBERT A.
分类号	H02M1/00	主分类号	H02M1/00
代理机构		代理人
主权项
地址

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