Bois pour crayons,申请号FRD884597-传众专利搜索

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发明名称	Bois pour crayons
摘要
申请公布号	FR884597(A)	申请公布日期	1943.08.20
申请号	FRD884597	申请日期	1942.07.31
申请人	I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT	发明人
分类号	B43K19/14	主分类号	B43K19/14
代理机构		代理人
主权项
地址

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