Optical apparatus for determining finish on paper,申请号US19290376149-传众专利搜索

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发明名称	Optical apparatus for determining finish on paper
摘要
申请公布号	US1810433(A)	申请公布日期	1931.06.16
申请号	US19290376149	申请日期	1929.07.05
申请人	THE CHAMPION COATED PAPER COMPANY	发明人	MILLIGAN CHARLES H.
分类号	G01N21/55	主分类号	G01N21/55
代理机构		代理人
主权项
地址

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