煤矿井下用标志灯,申请号CN201030142886.6-传众专利搜索

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发明名称	煤矿井下用标志灯
摘要	煤矿井下用标志灯，用于煤矿井下巷道照明，其设计要点在主视图。指定主视图用于出版公报。
申请公布号	CN301439011S	申请公布日期	2011.01.12
申请号	CN201030142886.6	申请日期	2010.04.20
申请人	齐利民	发明人	齐利民
分类号	20-03	主分类号	20-03
代理机构	济南鲁科专利代理有限公司 37214	代理人	刘庆曜
主权项
地址	273500 山东省邹城市矿建西路439号兖矿集团金明公司

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