PROCEDIMIENTO PARA EJECUTAR TUNELES Y OPERACOINES SUBTERRANEAS SIMILARES,申请号ES19130001785-传众专利搜索

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发明名称	PROCEDIMIENTO PARA EJECUTAR TUNELES Y OPERACOINES SUBTERRANEAS SIMILARES
摘要
申请公布号	ES178513(A1)	申请公布日期	1947.08.01
申请号	ES19130001785	申请日期	1947.06.18
申请人	ZAKO SYTSE BEIJL	发明人
分类号	(IPC1-7):C04B35/48;E21D21/00;E21D20/02;E21C37/04;E21D11/00;E21D9/00	主分类号	(IPC1-7):C04B35/48
代理机构		代理人
主权项
地址

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