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发明名称
MECHANICAL SUPPORT
摘要
申请公布号
ZA9002986(B)
申请公布日期
1991.04.24
申请号
ZA19900002986
申请日期
1990.04.20
申请人
KLAAS PETER RIEMANN
发明人
KLAAS PETER RIEMANN
分类号
E21D
主分类号
E21D
代理机构
代理人
主权项
地址
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