86650868
Jun 3, 2015
Jul 12, 2016
Stackable electronic modules comprised of computer chips, computer hardware, electric batteries, electric sensors, electronic circuits, electrical control devices for controlling electricity, electric control devices for the operation of light emitting diodes, electric control devices for controlling computer keyboards, electrical control devices for controlling servo motors, all of the foregoing in the form of small hardware components that may be connected together to build electronic devices, sold separately and as a unit
Electrical and Scientific Apparatus