Page 7
"However, upon a subsequent consideration and review of the prior art, the examiner notes that a new reference was found, notes as U.S Patent Number 4,660,180 (Tanimura et al.), which utilizies a ring oscillator to generate system clock pulses. With this reference, the examiner notes that new rejections follow."
Page 3:
"Claims 4, 7, 8, 10, 14, 19, 20 and 25 are rejected."