| Name | Value |
|---|---|
| NAME | 7110-034550 |
| LIFE EXPECTANCY | 15 |
| BRIEF DESCRIPTION | BLACKBOARD MOTORIZED |
| NOMENCLATURE | BLACKBOARD, MOTORIZED. A GROUP OF SMOOTH SURFACE CHALKBOARDS, MOUNTED IN A FRAME WITH COUNTERWEIGHTS AND ELECTRIC MOTOR IN SUCH A MANNER AS TO LET THEM BE OPERATED EITHER IN A HORIZONTAL OR VERTICAL DIRECTION. |