When Tupperware Home Parties introduced the party plan system in 1951 to sell Tupperware plastic container products, it used U.S. households as a platform for reaching millions of consumers. Now, the ...
Philadelphia — In December 1999, Guinness World Records listed the 10 greatest inventions of the 20th century. The computer wasn't included. But the food-storage containers made by Tupperware were.
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