182 / | HD | FIRE ESCAPE, LADDER, OR SCAFFOLD |
3 | TORSO HARNESS {5} | |
4 | DF | .~> Window washer type |
231 | DF | .~> Attached to strand wound on reel, and means for retarding unwinding of strand {4} |
5 | DF | .~> Strand-engaging, with descent retarder {2} |
8 | DF | .~> Ladder-associated |
9 | DF | .~> With pole encircling or grasping means |