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［51］Int．CI．6B615／08B60T15／00［21］申请号9521992．6专利号ZL95231992．6［22］申请日95．8．18［24］颁证日96．9．7［73］专利权人马启地址114021辽宁省鞍钢铁运电务修建公司［72］设计人马启［74］专利代理机构鞍山钢铁公司专利事务所代理人孔金满［54］实用新型名?
[51] Int. CI. 6B615 / 08B60T15 / 00 [21] Application No. 9521992.6 Patent No. ZL95231992.6 [22] The application date 95.8.18 [24] The certification date 96.9.7 [73] The patentee Ma Kai address 114021 Liaoning Province Anshan Iron and Steel Transport Company [72] Designer Ma Kai [74] Patent Agent Anshan Iron and Steel Company Patent Agent Kong Kum Man [54] Utility Model Name?