3M

Once upon a time, a company called 3M made only sandpaper. Then in the early 1920’s Dick Drew invented masking tape and a few years later cellophane tape. In 1980 a guy named Art Fry invented Post-it Notes®. I would love to know how many of those have been sold! By the way, here’s the origin of the Scotch brand name.

Posted on September 7, 2000
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