OSLONOWA OBUDOWA GORNICZA,申请号PL19760190894-传众专利搜索

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发明名称	OSLONOWA OBUDOWA GORNICZA
摘要
申请公布号	PL99217(B1)	申请公布日期	1978.06.30
申请号	PL19760190894	申请日期	1976.07.01
申请人		发明人
分类号	E21D23/04;(IPC1-7):E21D23/04	主分类号	E21D23/04
代理机构		代理人
主权项
地址

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