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经营范围
发明名称
Spiral staircase with central tube as well as device with similar staircases
摘要
申请公布号
EP0659952(B1)
申请公布日期
1999.08.04
申请号
EP19940119714
申请日期
1994.12.14
申请人
STUCKENBROCK GMBH
发明人
STUCKENBROK, AUGUST
分类号
E04F11/032;(IPC1-7):E04F11/02
主分类号
E04F11/032
代理机构
代理人
主权项
地址
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