FILTER ELEMENT FORMED OF PAPER IMPREGNATED WITH THERMOPLASTIC RESIN,申请号CAD537142-传众专利搜索

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发明名称	FILTER ELEMENT FORMED OF PAPER IMPREGNATED WITH THERMOPLASTIC RESIN
摘要
申请公布号	CA537142(A)	申请公布日期	1957.02.12
申请号	CAD537142	申请日期
申请人	FRAM CORPORATION	发明人	JOHN WARREN ROBINSON
分类号		主分类号
代理机构		代理人
主权项
地址

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