Debris accumulating and separating trap for drain pipes,申请号US19450571091-传众专利搜索

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发明名称	Debris accumulating and separating trap for drain pipes
摘要
申请公布号	US2419501(A)	申请公布日期	1947.04.22
申请号	US19450571091	申请日期	1945.01.02
申请人	PINTO ARMIE A	发明人	PINTO ARMIE A.
分类号	E04D13/08	主分类号	E04D13/08
代理机构		代理人
主权项
地址

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