312 / | HD | SUPPORTS: CABINET STRUCTURE |
21 | DF | DISAPPEARING-INSTRUMENT TYPE {4} |
22 | DF | .~ Combined closure and support {1} |
23 | .~.~ Interconnected closure and support {3} | |
24 | DF | .~.~.~> On swingable link or linkage |
25 | DF | .~.~.~> With trackway |
26 | DF | .~.~.~> Pivoted support |