| EID | 2644343 |
| Filing Number | 6505 |
| Company Name | National Slate Co. |
| Organization Type | For-profit Corporation |
| Suffix | No |
| Effective Date | 11/19/1904 |
| Commencement Date | 11/19/1904 |
| Perpetual | Yes |
| Status | Revoked |
| Status Date | 9/11/1995 |
| Organization Date | 11/19/1904 |
| State | District Of Columbia |
| Country | USA |