Shaker screen constructions,申请号US19530352505-传众专利搜索

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发明名称	Shaker screen constructions
摘要
申请公布号	US2779470(A)	申请公布日期	1957.01.29
申请号	US19530352505	申请日期	1953.05.01
申请人	WALTERS WILLIAM R	发明人	WALTERS WILLIAM R.
分类号	B07B1/46	主分类号	B07B1/46
代理机构		代理人
主权项
地址

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