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Was there a race to patent the use of Freon as a home refrigerator coolant?

Thomas Midgely, Jr.'s hands were in two of the most detrimental scientific breakthroughs of the 20th century: the proliferation of leaded gasoline and the use of Freon (a chlorofluorocarbon) as a ...
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Did Watt or another inventor have a dream about ball bearings?

I have put in a fair amount of searching for this but have come up empty. I specifically remember the story printed from my childhood like 30-40 years ago, but I wanted to see if there's any source ...