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经营范围
发明名称
Pivotable stairway with power drive
摘要
Published without abstract.
申请公布号
DE3503840(A1)
申请公布日期
1986.10.09
申请号
DE19853503840
申请日期
1985.02.05
申请人
PAHL,EKKE
发明人
PAHL,EKKE
分类号
E01D15/24;(IPC1-7):E04F11/04;B63B27/14
主分类号
E01D15/24
代理机构
代理人
主权项
地址
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