Continuous vacuum filter,申请号US19390275945-传众专利搜索

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发明名称	Continuous vacuum filter
摘要
申请公布号	US2314110(A)	申请公布日期	1943.03.16
申请号	US19390275945	申请日期	1939.05.26
申请人	STAMPFEL FRANK J	发明人	STAMPFEL FRANK J.
分类号	B01D33/00	主分类号	B01D33/00
代理机构		代理人
主权项
地址

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