| 12AU7 | 03508 | GENERAL ELECTRIC CO SEMI-CONDUCTOR PRODUCTS DEPT |
| 12AU7 | 04655 | GENERAL DYNAMICS MISSION SYSTEMS, INC. |
| 12AU7 | 54590 | RCA CORP DISTRIBUTION AND SPECIAL PRODUCTS |
| 12AU7 | 80131 | ELECTRONIC INDUSTRIES ASSOCIATION |
| 12AU7 | D1901 | HENSOLDT SENSORS GMBH |
| 12AUG7 | 54590 | RCA CORP DISTRIBUTION AND SPECIAL PRODUCTS |
| BS-12AU7 | K0577 | BRITISH SAROZAL LTD |