Spacing and locating device for laying of bricks,申请号GB19890015581-传众专利搜索

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发明名称	Spacing and locating device for laying of bricks
摘要
申请公布号	GB2220430(A)	申请公布日期	1990.01.10
申请号	GB19890015581	申请日期	1989.07.07
申请人	JOHN * HEELAN	发明人	JOHN * HEELAN
分类号	E04G21/18;E04G21/20;E04G21/22	主分类号	E04G21/18
代理机构		代理人
主权项
地址

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