Improvements in or relating to magazine pencils,申请号GB19490021517-传众专利搜索

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发明名称	Improvements in or relating to magazine pencils
摘要
申请公布号	GB665790(A)	申请公布日期	1952.01.30
申请号	GB19490021517	申请日期	1949.08.18
申请人	JOHN ALLEN HARVEY	发明人
分类号	B43K21/20	主分类号	B43K21/20
代理机构		代理人
主权项
地址

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