| 324121 |
Coal tar paving materials made from purchased coal tar |
| 324121 |
Paving blocks and mixtures made from purchased asphaltic materials |
| 324121 |
Tar and asphalt paving mixtures made from purchased asphaltic materials |
| 324122 |
Asphalt roofing cements made from purchased asphaltic materials |
| 324122 |
Asphalt roofing coatings made from purchased asphaltic materials |
| 324122 |
Asphalt saturated boards made from purchased asphaltic materials |
| 324122 |
Asphalt saturated mats and felts made from purchased asphaltic materials and paper |
| 324122 |
Asphalt shingles made from purchased asphaltic materials |
| 324122 |
Boards, asphalt saturated, made from purchased asphaltic materials |
| 324122 |
Cements, asphalt roofing, made from purchased asphaltic materials |