Audio book jacket,申请号US19630287893-传众专利搜索

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发明名称	Audio book jacket
摘要
申请公布号	US3181894(A)	申请公布日期	1965.05.04
申请号	US19630287893	申请日期	1963.06.14
申请人	HOLTZMAN EUGENE S	发明人	HOLTZMAN EUGENE S.
分类号	B42D3/04;B42D3/12	主分类号	B42D3/04
代理机构		代理人
主权项
地址

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