1 | DRDX | The Duredo Co. | added 7/1979; 1/1980; eliminated 4/1986 | | NAKINA |
2 | DRDX | Duredo Co. (John H. Grace Co.) | 1/1950-1/1975; eliminated 7/1979 | | NAKINA |
3 | DRDX | Duredo Co., care of John H. Grace Co. | 4/1947 | | NAKINA |
4 | DRDX | Detroit Reduction Co. | 7/1935-4/1938 | | NAKINA |
5 | DRDX | Detroit Reduction Co. | Apr-38 | | NRHS |
6 | DRDX | Duredo Co. (John H. Grace Co.) | 1/52-1/75; eliminated 7/79 | | NRHS |
7 | DRDX | The Duredo Co. | added 7/79; 1/80; eliminated 4/86 | | NRHS |
8 | DRDX | *DETROIT REDUCTION CO. | | | PWRC |
9 | DRDX | *DUREDO COMPANY (JOHN H. GRACE CO.) | | | PWRC |
10 | DRDX | The Duredo | | | RSRV |
11 | DRDX | THE DUREDO COMPANY | | | SCAC4 |