Sunday, May 15, 2016

​Almanac: Listerine

On May 15, 1923, a trademark was awarded for the first over-the-counter mouthwash

From: http://redirect.viglink.com?u=http%3A%2F%2Fwww.cbsnews.com%2Fnews%2Falmanac-listerine%2F&key=ddaed8f51db7bb1330a6f6de768a69b8

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