Improvements in and relating to the production of periodicals, more particularly of such which deal with specific subjects,申请号GB19390031836-传众专利搜索

发明名称	Improvements in and relating to the production of periodicals, more particularly of such which deal with specific subjects
摘要
申请公布号	GB537845(A)	申请公布日期	1941.07.09
申请号	GB19390031836	申请日期	1939.12.08
申请人	LEOPOLD APELBAUM	发明人
分类号	B42F3/00	主分类号	B42F3/00
代理机构		代理人
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