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经营范围
发明名称
An indicator device.
摘要
申请公布号
ZA200303792(B)
申请公布日期
2004.02.11
申请号
ZA20030003792
申请日期
2003.05.15
申请人
DE KLERK, JOHANNES DIDERICK;TALJAARD, MICHAEL VELDMAN
发明人
CHRISTIAAN WILHELM HAUPTFLEISCH;STANLEY NANCE-KIVELL
分类号
E21D;E21F
主分类号
E21D
代理机构
代理人
主权项
地址
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