"Crustless peanut-butter-and-jelly sandwiches, a way to move sideways on a swing, a technique for exercising cats using a laser pointer — these are among the inventions patented in the United States over the years."
Full story »"Crustless peanut-butter-and-jelly sandwiches, a way to move sideways on a swing, a technique for exercising cats using a laser pointer — these are among the inventions patented in the United States over the years."
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