LAND TRANSPORT TRAFFIC TUNNEL,申请号PL19990333311-传众专利搜索

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发明名称	LAND TRANSPORT TRAFFIC TUNNEL
摘要
申请公布号	PL333311(A1)	申请公布日期	1999.12.20
申请号	PL19990333311	申请日期	1999.05.21
申请人	GROETZ GEORG	发明人	GROETZ GEORG
分类号	E01B1/00;E01B2/00;E01B19/00;(IPC1-7):E21D11/38	主分类号	E01B1/00
代理机构		代理人
主权项
地址

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