160 / | HD | FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL |
130 | DF | PLURAL STRIP, SLAT, OR PANEL TYPE {11} |
166.1 | DF | .~ Venetian blind type {4} |
174 | .~.~ Adjustable strip, slat, or panel angle {3} | |
175 | DF | .~.~.~> With latch or detent |
176.1 | DF | .~.~.~> With angle adjusting means |
177 | DF | .~.~.~> Units and subcombinations thereof |