414 / | HD | MATERIAL OR ARTICLE HANDLING |
331.01 | DF | MOVABLE RACK HAVING SUPERPOSED, CHARGE-SUPPORTING ELEMENTS, AND EXTERNAL MEANS FOR CHARGING OR DISCHARGING ELEMENTS {5} |
331.02 | .~ Rotating or circulating rack {3} | |
331.03 | DF | .~.~> Charge-supporting elements moving horizontally |
331.04 | DF | .~.~> Charge-supporting elements moving vertically |
331.05 | DF | .~.~> Rack as a unit rotating about vertical axis |