| 2N538A | 53399 | GPD OPTOELECTRONICS CORP. |
| 2N538A | 80131 | ELECTRONIC INDUSTRIES ASSOCIATION |
| DMS89019B | 16236 | DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) |
| 9176563 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
| RELEASE2121 | 80131 | ELECTRONIC INDUSTRIES ASSOCIATION |
| 2N538A | 91929 | HONEYWELL INTERNATIONAL INC. |