| 423490 |
Chemical and technical pottery products merchant wholesalers |
| 423490 |
Church supplies (except plated ware, silverware) merchant wholesalers |
| 423490 |
Drafting instruments merchant wholesalers |
| 423490 |
Drafting tables merchant wholesalers |
| 423490 |
Engineers' equipment and supplies merchant wholesalers |
| 423490 |
Instruments, professional and scientific, merchant wholesalers |
| 423490 |
Laboratory equipment (except dental, medical, ophthalmic) merchant wholesalers |
| 423490 |
Professional equipment and supplies (except dental, medical, ophthalmic) merchant wholesalers |
| 423490 |
Professional furniture (except dental, metal, ophthalmic, and school) merchant wholesalers |
| 423490 |
Professional instruments merchant wholesalers |