REVERSE ACTING GATE VALVE,申请号CAD651179-传众专利搜索

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发明名称	REVERSE ACTING GATE VALVE
摘要
申请公布号	CA651179(A)	申请公布日期	1962.10.30
申请号	CAD651179	申请日期
申请人	GEORGE A. BUTLER	发明人	ROBERT EICHENBERG
分类号		主分类号
代理机构		代理人
主权项
地址

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