l_unit_codes: A
| code | definition |
|---|---|
| A | Industrial (production and maintenance - P & M) and all employee units with customary exclusions, e.g., office clerical employees, guards, supervisors |
| code | definition |
|---|---|
| A | Industrial (production and maintenance - P & M) and all employee units with customary exclusions, e.g., office clerical employees, guards, supervisors |