A preferred form of {TAIL ~ tachometer roller R6} is given in {HEAD ~ commonly assigned U.S. Pat No} 5,088,172 for Tape Drive Assembly with Non Slip Tachometer Roller, the disclosure thereof being incorporated herein by reference 
A preferred form of { TAIL ~ tachometer roller R6 } is given in { HEAD ~ commonly assigned U.S. Pat No } 5,088,172 for Tape Drive Assembly with Non Slip Tachometer Roller , the disclosure thereof being incorporated herein by reference
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