发明名称 BRUG MET ONGELIJKE LIGGERS.
摘要 Adjustable asymmetric bars for use in gymnastics comprising two handrails, the lower one fixed and the upper one adjustable such that the distance between the handrails can be altered without affecting the perpendicularity of the handrails. The upper handrail is supported by uprights, each of which is divided into two sections, the lower of which is pivotally mounted to a stand and to the upper section which in turn is fixed to the adjacent upright supporting the lower handrail by use a telescoping bar through which the distance between the handrails is altered.
申请公布号 NL152763(B) 申请公布日期 1977.04.15
申请号 NL19730013140 申请日期 1973.09.24
申请人 THOMASSON S.A., LYON, FRANKRIJK. 发明人
分类号 A63B3/00;(IPC1-7):63B3/00 主分类号 A63B3/00
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