Means for purifying toilet gases,申请号US19390303691-传众专利搜索

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发明名称	Means for purifying toilet gases
摘要
申请公布号	US2238461(A)	申请公布日期	1941.04.15
申请号	US19390303691	申请日期	1939.11.09
申请人	CARMAN JAMES W	发明人	CARMAN JAMES W.
分类号	E03D9/052	主分类号	E03D9/052
代理机构		代理人
主权项
地址

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