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发明名称
Treppe aus einzelnen, miteinander verbundenen Treppenstufen
摘要
申请公布号
CH492849(A)
申请公布日期
1970.06.30
申请号
CH19690008530
申请日期
1969.06.02
申请人
THUMM,GUENTHER
发明人
THUMM,GUENTHER
分类号
E04F11/035;(IPC1-7):E04F11/02
主分类号
E04F11/035
代理机构
代理人
主权项
地址
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