Class 256/18 - Pronged

Subclass of Class 256 - Fences
Definition: Devices comprising bars provided with a series of prongs
No. of patents: 2
Last issue date: 04/11/2006

Number	Title	Issue Date
7025526	Portable traffic control device A portable traffic control device having a housing, two generally parallel and independently rotatable shafts beyond extending the housing length, and a plurality of blades connected to each shaft. Each shaft rotates such that the blades on that shaft either protrud...	04/11/2006
5310163	Barriers A barrier is fixed on a wall or other perimeter structure by way of support posts. The barrier has a support shaft along which a number of rotatable units are mounted. Each rotatable unit is formed from two interengaged elements, each element having been ...	05/10/1994

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