TOWER CRANE TRACK TO BE LAID DIRECTLY ON A SOIL,申请号PL19800228956-传众专利搜索

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发明名称	TOWER CRANE TRACK TO BE LAID DIRECTLY ON A SOIL
摘要
申请公布号	PL126760(B2)	申请公布日期	1983.08.31
申请号	PL19800228956	申请日期	1980.12.30
申请人		发明人
分类号	E01B;E01B1/00;E01B23/10;(IPC1-7):E01B23/10	主分类号	E01B
代理机构		代理人
主权项
地址

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