Устройство для пробивания отверстий, например, в рельсах,申请号SU19450339334-传众专利搜索

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发明名称	Устройство для пробивания отверстий, например, в рельсах
摘要
申请公布号	SU66373(A1)	申请公布日期	1945.11.30
申请号	SU19450339334	申请日期	1945.07.16
申请人	DEVYAKOVICH G.M.;OSTAPENKO D.I.;TOLMAZOV A.F.	发明人	DEVYAKOVICH G.M.;OSTAPENKO D.I.;TOLMAZOV A.F.
分类号	B21D26/06;B21D28/24	主分类号	B21D26/06
代理机构		代理人
主权项
地址

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