Printer's quoin,申请号US19490105282-传众专利搜索

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发明名称	Printer's quoin
摘要
申请公布号	US2571263(A)	申请公布日期	1951.10.16
申请号	US19490105282	申请日期	1949.07.18
申请人	THE CHALLENGE MACHINERY COMPANY	发明人	LEE JAMES EDGAR;BARNEY FREEMAN
分类号	B41B1/20	主分类号	B41B1/20
代理机构		代理人
主权项
地址

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