Spencer Silver, an Inventor of Post-it Notes, Is Dead at 80 - The New York Times

Inventor of Post-it Notes adhesive dies at age 80

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Spencer Silver, co-inventor of the Post-it note – obituary

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Who is the inventor of the Post-it Note?

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Falleció el químico Spencer Silver, inventor de los Post-it

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3M's Spencer Silver, inventor of the Post-It Notes adhesive, dead