Method of trade-marking carbon paper,申请号US19290368993-传众专利搜索

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发明名称	Method of trade-marking carbon paper
摘要
申请公布号	US1769592(A)	申请公布日期	1930.07.01
申请号	US19290368993	申请日期	1929.06.06
申请人	WILLIAM MENDEL	发明人	MENDEL WILLIAM
分类号	B41M5/10	主分类号	B41M5/10
代理机构		代理人
主权项
地址

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