U.S. federal trademark · Serial No. 73815500 · Reg. No. 1600502
COMBINATION TIME CLOCK, CALCULATOR, AND TELEPHONE DIRECTORY; TIME CLOCKS; AND ELECTRIC TIME AND DATE STAMPERS
CALCULATING MACHINERY AND DATA PROCESSING EQUIPMENT, NAMELY, HAND HELD CALCULATORS; MICROPROCESSOR BASED ELECTRONIC SPELLING CHECKER; AND DATA BANK CARDS
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