空泡砖及其制造方法,申请号TW019192-传众专利搜索

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发明名称	空泡砖及其制造方法
摘要
申请公布号	TW010215	申请公布日期	1972.01.01
申请号	TW019192	申请日期	1971.09.09
申请人	沈义川	发明人	沈义川
分类号	E04C	主分类号	E04C
代理机构		代理人
主权项
地址	台北巿士林区前街80巷6号

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