Приспособление для черчения рейсфедером суживающихся линий,申请号SU19300072484-传众专利搜索

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发明名称	Приспособление для черчения рейсфедером суживающихся линий
摘要
申请公布号	SU25066(A1)	申请公布日期	1932.01.31
申请号	SU19300072484	申请日期	1930.06.27
申请人	SHULTS V.A.	发明人	SHULTS V.A.
分类号	B43K17/00	主分类号	B43K17/00
代理机构		代理人
主权项
地址

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