97036294
Sep 20, 2021
Electric door openers and closers; electric sliding door mechanisms, namely, electric door openers
MachineryElectric remote, keypad-operated and sensor-operated control apparatus for use in opening and closing doors; parts for electric door openers, namely, electrically operated drive units for opening and closing doors comprised of a motor, sensor, and battery pack; electric sensors for use with doors
Electrical and Scientific Apparatus