Buch mit auswechselbaren Blaettern, die auf Zapfen aufgeschoben sind,申请号DED526954D-传众专利搜索

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发明名称	Buch mit auswechselbaren Blaettern, die auf Zapfen aufgeschoben sind
摘要
申请公布号	DE526954(C)	申请公布日期	1931.06.12
申请号	DED526954D	申请日期	1930.05.06
申请人	BELA ROSENFELD	发明人
分类号	B42F13/12	主分类号	B42F13/12
代理机构		代理人
主权项
地址

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