학습용 타원 콤파스,申请号KR19820000200U-传众专利搜索

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发明名称	학습용 타원 콤파스
摘要	<p>내용 없음.</p>
申请公布号	KR830002895(Y1)	申请公布日期	1983.12.13
申请号	KR19820000200U	申请日期	1982.01.12
申请人	홍석표	发明人	홍석표
分类号	B43L11/04	主分类号	B43L11/04
代理机构		代理人
主权项
地址

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