The Smithsonian's Lemelson Center for the Study of Invention and Innovation Beanie illustration
 

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  Inventor Profiles
  Joseph B. Friedman

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Flex-Straw advertisement featuring Roy Rogers

Sketch for Flex-Straw

Patent for Flex-Straw

Flex-Straw advertisement featuring Roy Rogers

This advertisement for Flex-Straws featured popular children's television hosts of the 1950s.

 

Smithsonian