1 | CTPX | Courtesy Corp. | added 7/1992; eliminated 10/1993; 1/1994-7/2005 (not listed) | | NAKINA |
2 | CTPX | CertainTeed Corp. | added 4/1977; 1/1980; eliminated 4/1986 | | NAKINA |
3 | CTPX | Certain-teed Products Corp. | added 11/1973; 1/1975; eliminated 4/1977 | | NAKINA |
4 | CTPX | Certain-teed Products Corp. | added 11/73; 1/75 | | NRHS |
5 | CTPX | CertainTeed Corp. | 1/80; eliminated 4/86 | | NRHS |
6 | CTPX | Courtesy Corp. | added 7/92; eliminated 10/93; 1/94-7/2000 | | NRHS |
7 | CTPX | *CERTAIN TEED CORPORATION | | | PWRC |
8 | CTPX | +COURTESY CORPORATION | | | PWRC |
9 | CTPX | Certain Teed Corporation (Courtesy Corporation) | | | RSRV |
10 | CTPX | COURTESY CORPORATION | | | SCAC4 |