Which company pioneered the 'razor and blades' subscription model that later inspired many modern subscription businesses?

Subscription models have transformed numerous industries by shifting from one-time purchases to recurring revenue streams. This business model innovation has disrupted traditional retail, created customer loyalty, and generated predictable revenue for companies. Test your knowledge about this revolutionary business approach that has changed how consumers access products and services across various sectors.

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Gillette (with King Camp Gillette's safety razor in the early 1900s)
Dollar Shave Club (with their viral marketing campaign in 2011)
Harry's (with their vertically integrated supply chain model)
Schick (with their Quattro razor system in the 1990s)