1999 - Volume #23, Issue #4, Page #26
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"Air-Powered" Milking Stool
After milking cows for several years in tie stall barns or flat parlors, many dairymen develop "milker's knee" or back problems caused by repeatedly sitting down and standing up.
  Robert Bartels says his new air-powered milking stool solves the problem by using compressed air to lift the milker back to a standing..........


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1999 - Volume #23, Issue #4