申请人 |
EXPERT EXPLOSIVES (PROPRIETARY) LIMITED;BEUKES, CHRISTO, ANDRE;PATZ, VIVIAN, EDWARD;SMITHIES, STAFFORD, ALUN;GREYVENSTEIN, RAY, FREDERICK;SPIESSENS, RUDY, WILLY, PHILOMENA |
发明人 |
BEUKES, CHRISTO, ANDRE;PATZ, VIVIAN, EDWARD;SMITHIES, STAFFORD, ALUN;GREYVENSTEIN, RAY, FREDERICK;SPIESSENS, RUDY, WILLY, PHILOMENA |