Perfectionnements aux anneaux ouvrants pour reliures et analogues,申请号FR19596939819-传众专利搜索

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发明名称	Perfectionnements aux anneaux ouvrants pour reliures et analogues
摘要
申请公布号	FR1246815(A)	申请公布日期	1960.10.17
申请号	FR19596939819	申请日期	1959.10.12
申请人		发明人	BARRAL HENRI;BAERT ROBERT
分类号	B42F13/22	主分类号	B42F13/22
代理机构		代理人
主权项
地址

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