454 / | HD | VENTILATION |
196 | DF | MEANS COMBINED WITH WINDOW {12} |
200 | DF | .~ With air pump {5} |
201 | .~.~ Cooling air conditioner {3} | |
202 | DF | .~.~.~> Having readily moveable flow control means |
203 | DF | .~.~.~> With extensible side panel |
204 | DF | .~.~.~> With mounting or support means |