The two dishwasher brands that are represented by the crossword solutions are AMANA and CASCADE. AMANA is a brand of household appliances that has been in existence since 1934. It is owned by Whirlpool Corporation and is known for its reliable and efficient products. CASCADE is a brand of dishwashing detergent that was introduced in the 1950s. It is manufactured by Procter & Gamble and is one of the most popular dishwashing detergents on the market.