POWERED SUPPORT SECTIONS,申请号RO19850118702-传众专利搜索

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发明名称	POWERED SUPPORT SECTIONS
摘要
申请公布号	RO92280(B1)	申请公布日期	1987.09.02
申请号	RO19850118702	申请日期	1985.05.13
申请人	INTREPRINDEREA MINIERA SALAJ	发明人	COSMA TUDOREL;SPURIGAN GEZA;SARCA AUREL;JIJIE PAUL
分类号	E21D23/00	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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