Void formers and a cover for void formers.,申请号ZA20000005427-传众专利搜索

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法人/股东/高管

发明名称	Void formers and a cover for void formers.
摘要
申请公布号	ZA200005427(B)	申请公布日期	2001.10.30
申请号	ZA20000005427	申请日期	2000.10.05
申请人	STEYN, HARM BENJAMIN	发明人	HARM BENJAMIN STEYN
分类号	E02D;E04B;E04C;E04G	主分类号	E02D
代理机构		代理人
主权项
地址

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