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The Nestlé logo evolution. Henri Nestlé was one of the first Swiss manufacturers to build up a brand with the help of a logo. The original Nestlé trademark was based on his family's coat of arms, which featured a single bird sitting on a nest. This was a reference to the family name, which means 'nest' in German.
https://www.nestle-cereals.com/global/en-master/node/511