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| 5970005048348 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |
| 5970005048348 | 70408 | AT AND T CORP |
| 5970005048348 | 78616 | CARBORUNDUM CO THE REFRACTORIES AND ELECTRONICS DIV LATROBE PLANT |
| 5970005048348 | 81143 | ISOLANTITE MANUFACTURING CO INC |
| 5970005048348 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| 7A10226P6 | 64959 | AMERICAN TELEPHONE AND TELEGRAPH CO |
| 7A10226P6 | 70408 | AT AND T CORP |
| 7009-11 | 78616 | CARBORUNDUM CO THE REFRACTORIES AND ELECTRONICS DIV LATROBE PLANT |
| MIL-I-23264/1 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
| NL522W04-040 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |