| 037-804 | 15481 | CURTIN MATHESON SCIENTIFIC INC |
| 286-096 | 15481 | CURTIN MATHESON SCIENTIFIC INC |
| GAS TRAK | 15481 | CURTIN MATHESON SCIENTIFIC INC |
| GASTRAK | 15481 | CURTIN MATHESON SCIENTIFIC INC |
| B6646-300 | 22353 | BAXTER HEALTHCARE CORP BAXTER SCIENTIFIC PRODUCTS DIV GOVERNMENT SALES |
| 477020 | 51404 | CIBA CORNING DIAGNOSTICS CORP A JOINT VENTURE |