1 | PETX | Petco Corp. | added 1/1953; eliminated 10/1953 | | NAKINA |
2 | PETX | Petco Corp., Great Lakes Refining Division | 1/1952; eliminated 1/1953 | | NAKINA |
3 | PETX | Great Lakes Refining Division of Petco Corp. | 1/1950 | | NAKINA |
4 | PETX | Petroleum Heat & Power Co., Inc. | 1/1943-1/1946 | | NAKINA |
5 | PETX | The Petrol Corp. | 7/1935-4/1938 | | NAKINA |
6 | PETX | The Petrol Corp. | Apr-38 | | NRHS |
7 | PETX | Petco Corp., Great Lakes Refining Division | Jan-52 | | NRHS |
8 | PETX | Petco Corp. | eliminated 10/53 | | NRHS |
9 | PETX | PETCO CORP., GREAT LAKES REFINING DIV. [PETROLEUM HEAT & POWER CO., INC.; PETROL CORP.] | | | PWRC |