Штамп для загибки концов полосового железа в трубку,申请号SU19350178026-传众专利搜索

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发明名称	Штамп для загибки концов полосового железа в трубку
摘要
申请公布号	SU50787(A1)	申请公布日期	1936.11.30
申请号	SU19350178026	申请日期	1935.10.10
申请人	IVANOV A.A.	发明人	IVANOV A.A.
分类号	B21D22/02;B21D11/20	主分类号	B21D22/02
代理机构		代理人
主权项
地址

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