| 700 / | HD | DATA PROCESSING: GENERIC CONTROL SYSTEMS OR SPECIFIC APPLICATIONS |
| 90 | DD | SPECIFIC APPLICATION, APPARATUS OR PROCESS {16} |
| 213 | | .~ Article handling {5} |
| 214 | DD | .~.~> Article storing, retrieval, or arrangement (e.g., warehousing, automated library) {4} |
| 219 | DD | .~.~> Associating or disassociating plural articles {3} |
| 225 | DD | .~.~> Having an identification code {1} |
| 228 | DD | .~.~> Having particular transport between article handling stations {2} |
| 231 | DD | .~.~> Dispensing or vending {6} |