ALBER

Electronic controls for add-on drives for wheelchairs

Add-on electric drives for wheelchairs; parts and accessories for add-on drives for wheelchairs, namely, wheel hubs for wheelchairs; powered add-on electric drives for wheelchairs, namely, wheelchair stair climbers in the nature of power-operated lifts specially adapted for use with wheelchairs, push-aids, power assist drives, and power conversion kits for converting a manual wheelchair into an electrically operated wheelchair