MDS

Data Processing Equipment and Parts and Accessories Therefor-Namely, Controller Units for the Control of Data Processing Systems, of Peripheral Units and of Data Communications; Central Processing Units; Peripheral Units Including Printer Units, Keyboard Entry Units, Display Units, Magnetic Tape Units, Magnetic Disc Units, Punch Card Readers and Punch Units, and Switching Units; Prerecorded Programs for Data Processing Equipment; Print Drums; Type Slugs; Print Character Wheels and Preprinted Program Listings Sold with the Unit

Educational Publications-Namely, Instruction Books for the Construction, Maintenance, Operation, and Programming, of Data Processing Equipment; and for Program Planning Sheets and Printer Ribbons

Installing and Maintaining Data Processing Equipment

Educational Services-Namely, Training in Programming, Maintenance and Operation of Data Processing Equipment

Leasing Data Processing Equipment, Preparing Programs for Data Processing Equipment to the Specification of Others