Heat-sensitive copy-sheet,申请号US19610140236-传众专利搜索

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发明名称	Heat-sensitive copy-sheet
摘要
申请公布号	US3129109(A)	申请公布日期	1964.04.14
申请号	US19610140236	申请日期	1961.09.25
申请人	MINNESOTA MINING AND MANUFACTURING COMPANY	发明人	WORKMAN WESLEY R.
分类号	B41M5/323	主分类号	B41M5/323
代理机构		代理人
主权项
地址

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