Which company's logo, first registered in 1876, is considered one of the oldest continuously used commercial logos in the world?

Throughout history, company logos have evolved dramatically to reflect changing cultural and marketing trends. Some of the world's most recognizable brands have origins dating back further than many realize, with their logos undergoing fascinating transformations. This trivia question focuses on one of the oldest continuously used commercial logos in history and its remarkable journey through time.

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Bass Brewery's red triangle
Coca-Cola's flowing script
Levi's leather patch
Prudential's Rock of Gibraltar