Improvements in book-keeping apparatus,申请号GB19360034519-传众专利搜索

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发明名称	Improvements in book-keeping apparatus
摘要
申请公布号	GB468339(A)	申请公布日期	1937.07.02
申请号	GB19360034519	申请日期	1936.12.16
申请人	EMIL LANDOLT-COTTI	发明人
分类号	B41L3/02	主分类号	B41L3/02
代理机构		代理人
主权项
地址

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