Apparatus for closing vacuum vessels,申请号US19240723068-传众专利搜索

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发明名称	Apparatus for closing vacuum vessels
摘要
申请公布号	US1746974(A)	申请公布日期	1930.02.11
申请号	US19240723068	申请日期	1924.06.28
申请人	AKTIENGESELLSCHAFT BROWN, BOVERI AND COMPAGNIE	发明人	URICH MORITZ
分类号	F16K13/10	主分类号	F16K13/10
代理机构		代理人
主权项
地址

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