发明名称 Rotating barrier
摘要 A rotating barrier having a rotating arm assembly has at least one blocking arm which is formed at least over part of its length by a resiliently flexible core piece and is provided with an outer sheath.
申请公布号 US8001724(B2) 申请公布日期 2011.08.23
申请号 US20070809380 申请日期 2007.06.01
申请人 SKIDATA AG 发明人 PONERT GREGOR;GRASMANN THOMAS
分类号 E01F13/00 主分类号 E01F13/00
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