Art of reproduction,申请号US19350047959-传众专利搜索

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发明名称	Art of reproduction
摘要
申请公布号	US2177539(A)	申请公布日期	1939.10.24
申请号	US19350047959	申请日期	1935.11.02
申请人	JOSEPH SPIELVOGEL	发明人	SPIELVOGEL JOSEPH
分类号	B41B13/06	主分类号	B41B13/06
代理机构		代理人
主权项
地址

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