1 | DPCX | Blue Circle, Inc. | added 7/1983; eliminated 10/1988 | | NAKINA |
2 | DPCX | Martin-Marietta Corp. | added 1/1979; 1/1980; eliminated 7/1983 | | NAKINA |
3 | DPCX | Martin-Marietta Cement, Division of Martin-Marietta Corp. | added 10/1972; 1/1975; eliminated 1/1979 | | NAKINA |
4 | DPCX | Dewey Portland Cement Co., Division of Martin-Marletta Corp. | added 7/1962; 7/1965-4/1970; eliminated 10/1972 | | NAKINA |
5 | DPCX | Dewwy Portland Cement Co., Division of American-Marietta Co. | added 7/1960; 4/1961; eliminated 7/1962 | | NAKINA |
6 | DPCX | Dewey Portland Cement Co. | 8/1920-7/1932; 1/1941-10/1957; eliminated 7/1960 | | NAKINA |
7 | DPCX | Dewey Portland Cement Co. | 1/52-10/57; eliminated 7/60 | | NRHS |
8 | DPCX | Dewwy Portland Cement Co., Division of American-Marietta Co. | added 7/60; 4/61 | | NRHS |
9 | DPCX | Dewey Portland Cement Co., Division of Martin-Marletta Corp. | 7/65-4/70; eliminated 10/72 | | NRHS |
10 | DPCX | Martin-Marietta Cement, Division of Martin-Marietta Corp. | added 10/72; 1/75; eliminated 1/79 | | NRHS |
11 | DPCX | Martin-Marietta Corp. | added 1/79; 1/80 | | NRHS |
12 | DPCX | Blue Circle, Inc. | eliminated 10/88 | | NRHS |
13 | DPCX | BLUE CIRCLE INC. [MARTIN-MARIETTA CORP.; DEWEY PORTLAND CEMENT CO.] | | | PWRC |
14 | DPCX | Dewey Portland Cement (Dragon Products) | | | RSRV |
15 | DPCX | Dragon Cement | | USA | TRAFFIC |