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发明名称	VALVE
摘要
申请公布号	CA416663(A)	申请公布日期	1943.11.30
申请号	CAD416663	申请日期
申请人	EDWARD BLACKWELL LEACH	发明人	EDWARD BLACKWELL LEACH
分类号		主分类号
代理机构		代理人
主权项
地址

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