| 1044-8004 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION |
| 1044-8004 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 1044-8004-1 | 02131 | HARRIS ACOUSTIC PRODUCTS CORP |
| 1044-8004-1 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION |
| 1044-8004-1 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
| 1044-8004-1 | 30410 | CAMDALE PRECISION INC |