DEVICE AND METHOD FOR WITHDRAWING SIDE WALL ARCHES OF CORRIDOR GATE HOUSING,ESPECIALLY WITH UPHEAVED FLOOR,申请号PL19880275307-传众专利搜索

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发明名称	DEVICE AND METHOD FOR WITHDRAWING SIDE WALL ARCHES OF CORRIDOR GATE HOUSING,ESPECIALLY WITH UPHEAVED FLOOR
摘要
申请公布号	PL152239(B2)	申请公布日期	1990.11.30
申请号	PL19880275307	申请日期	1988.10.13
申请人		发明人
分类号	E21D;E21D11/40;(IPC1-7):E21D11/40	主分类号	E21D
代理机构		代理人
主权项
地址

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