| 187 / | HD | ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE |
| 250 | DF | HAVING SPECIFIC LOAD SUPPORT DRIVE-MEANS OR ITS CONTROL {6} |
| 276 | DF | .~ Includes control for power source of drive-means {6} |
| 277 | DF | .~.~ With specific electrical component {9} |
| 289 | DF | .~.~.~ For electric power source {5} |
| 298 | ![]() | .~.~.~.~ Actuated by human operator engaging specific input part {1} |
| 299 | DF | .~.~.~.~.~> With means locking input part of control against movement |