Which consumer product company famously shifted its production to military equipment during WWII but maintained brand visibility through advertisements showing their wartime contributions?

During World War II, consumer behavior and marketing strategies underwent significant transformations as companies aligned their products with patriotic sentiments. The war effort influenced everything from packaging design to advertising slogans, creating unique marketing phenomena that still influence military-themed merchandising today. Test your knowledge about how product marketing intersected with military history during this pivotal period.

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Gillette (converted to producing field surgical instruments while advertising 'precision manufacturing' as their contribution)
Coca-Cola (built 64 bottling plants near combat zones to maintain brand presence while supporting troops)
Willys-Overland Motors (manufactured Jeeps while promoting their civilian vehicle expertise for the war effort)
Parker Pens (produced bomb fuses while advertising their 'precision engineering' capabilities in magazines)