Oil diffusion pump,申请号US19560589452-传众专利搜索

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发明名称	Oil diffusion pump
摘要
申请公布号	US2903181(A)	申请公布日期	1959.09.08
申请号	US19560589452	申请日期	1956.06.05
申请人	HIGH VACUUM EQUIPMENT CORPORATION	发明人	GIEPEN WILLIAM A.
分类号	F04F9/00	主分类号	F04F9/00
代理机构		代理人
主权项
地址

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