Article for use with library book charging systems,申请号US19280300292-传众专利搜索

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发明名称	Article for use with library book charging systems
摘要
申请公布号	US1862530(A)	申请公布日期	1932.06.14
申请号	US19280300292	申请日期	1928.08.17
申请人	DICKMAN JOSEPH J	发明人	DICKMAN JOSEPH J.
分类号	B42F21/00	主分类号	B42F21/00
代理机构		代理人
主权项
地址

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