Логарифмическая счетная линейка,申请号SU19560554105-传众专利搜索

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法人/股东/高管

发明名称	Логарифмическая счетная линейка
摘要
申请公布号	SU117763(A1)	申请公布日期	1957.11.30
申请号	SU19560554105	申请日期	1956.06.29
申请人	KOSHKAREV A.A.	发明人	KOSHKAREV A.A.
分类号	G06G1/06	主分类号	G06G1/06
代理机构		代理人
主权项
地址

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