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发明名称
Trærevle til fjedrende understøtning af et gulv.
摘要
申请公布号
DK91686(C)
申请公布日期
1961.09.04
申请号
DK19560000483
申请日期
1956.02.09
申请人
A.B. GUSTAF KAEHR
发明人
分类号
E04F;(IPC1-7):E04F
主分类号
E04F
代理机构
代理人
主权项
地址
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