发明名称 Portable cattle gate
摘要 A cattle gate has a base frame adapted to rest on a ground surface. Upright end frames are secured to the base frame at opposite ends and suspend a grid over the center of the base frame using a spring and chain suspension. The gate is a unitary structure that can be transported either using a truck or by attaching a pair of wheels and a hitch for towing purposes.
申请公布号 US5179801(A) 申请公布日期 1993.01.19
申请号 US19910725328 申请日期 1991.07.05
申请人 BABCHUK, VICTOR E.;BROWN, GORDON R. 发明人 BABCHUK, VICTOR E.;BROWN, GORDON R.
分类号 A01K3/00 主分类号 A01K3/00
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