The story
The company was formed in June 2000 when the U.S.-based weighing company Weigh-Tronix acquired the Avery Berkel group of companies. Avery Berkel was the result of the merger between GEC Avery (formally W & T Avery) and Berkel.
Avery Weigh-Tronix was the parent company in the group with every other company (including Avery Berkel) being brands of Avery Weigh-Tronix. Avery Weigh-Tronix was used as the industrial brand of the company.
In September 2007, Illinois Tool Works acquired Avery Berkel from Avery Weigh-Tronix.
In September 2008, Illinois Tool Works acquires Avery Weigh-Tronix, Avery Berkel and Avery Weigh-Tronix were kept separate with Avery Weigh-Tronix focusing more on the industrial and commercial and Avery Berkel focusing on retail.
From Wikipedia’s article on Avery Weigh-Tronix, shared under CC BY-SA 4.0.4