| 2N243 | 01295 | TEXAS INSTRUMENTS INCORPORATED |
| 2N243 | 03877 | GILBERT ENGINEERING CO INC/INCON SUB OF TRANSITRON ELECTRONIC CORP |
| 2N243 | 11058 | CSR INDUSTRIES INC |
| 2N243 | 12045 | ELECTRONIC TRANSISTORS CORP |
| 2N243 | 30043 | SOLID STATE DEVICES, INC |
| 2N243 | 80131 | ELECTRONIC INDUSTRIES ASSOCIATION |
| C699 | 03487 | ANDREA ELECTRONICS CORPORATION |
| RELEASE2043 | 80131 | ELECTRONIC INDUSTRIES ASSOCIATION |