Computer circuit boards; Computer daughterboards; Computer expansion boards; Computer hardware; Computer hardware and computer peripheral devices; Computer hardware and computer peripherals; Computer hardware and peripheral devices; Computer hardware and peripherals; Computer hardware and peripherals therefor; Computer hardware for communicating audio, video and data between computers via a global computer network, wide-area computer networks, and peer-to-peer computer networks; Computer hardware for telecommunications; Computer interface boards; Computer memory devices; Computer memory hardware; Computer motherboards and daughterboards; Computer network bridges; Computer network interface devices; Computer networking hardware; Computer parallel ports; Computer peripheral apparatus; Computer peripheral devices; Computer peripheral equipment; Computer peripherals; Computer peripherals and parts thereof; Computer serial ports; Computers and computer hardware; Computers and computer peripherals; Interface cards for data processing equipment in the form of printed circuits; Interfaces for computers; Programmable logic controller (PLC); Programmable logic controllers; Computers and computer peripheral devices; Interfaces and peripheral devices for computers