KURZ-KASCH UPS STAKE IN COMPONENT TECH <CTEC> Kurz-Kasch Inc, a Dayton thermoset molding maker, told the Securities and Exchange Commission it had increased its holdings in Component Technology Corp by two pct, to 9.3 pct. It said it bought the 39,000 shares of stock at 5.30-6.875 dlrs a share for investment purposes.