printed matter, namely, promotional, technical and informational literature in the form of brochures for drilling wells on-land and off-shore, treatment of wells, well completion, well testing, well evaluation, fuel measurement, fuel dispensing, data communication, electrical networks, telecommunication, power line and network protection, information gathering, energy management, utility meter reading, utility distribution, programmable control systems, smart cards and systems for use thereof, testing of electrical and electronic components, and computer programming; blank forms, printed tickets and printed receipts