Ball Bearings In Clocks by Boca Bearings :: Ceramic ...
Miniature Ball Bearings in Clocks Rex Swensen, September 2004, Updated June 2007 Part 1 - The Case for Miniature Ball Bearings in Clocks Introduction The “purist” clockmaker scorns the use of ball bearings in clocks, but even the famous English clockmaker, John Harrison, attempted to make a caged ball …
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