MULTI-STAGE VACUUM LIFT PUMP,申请号CAD662463-传众专利搜索

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发明名称	MULTI-STAGE VACUUM LIFT PUMP
摘要
申请公布号	CA662463(A)	申请公布日期	1963.05.07
申请号	CAD662463	申请日期
申请人	WALLACE E. CLAYCOMB	发明人	WALLACE E. CLAYCOMB
分类号		主分类号
代理机构		代理人
主权项
地址

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