Improved correctable tracing cloth or tracing paper for making tracings in drawing ink,申请号GB19360029796-传众专利搜索

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发明名称	Improved correctable tracing cloth or tracing paper for making tracings in drawing ink
摘要
申请公布号	GB488364(A)	申请公布日期	1938.07.04
申请号	GB19360029796	申请日期	1936.11.02
申请人	PAUL KOENIG	发明人
分类号	B44D3/18	主分类号	B44D3/18
代理机构		代理人
主权项
地址

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