Sales computer utilizing sensor pairs
Secret number change routine
Secure property document and method of manufacture
Security cards
Security means for transaction terminal system
Self service postal apparatus and method
Self-cleaning label for automatic object identification system
Self-clocking punched record reader
Semiconductor wafer having machine readable indicies
Sensing rod for the manual scanning of graphic information
Signal processor method and apparatus
Stand-alone cumulative elapsed-time calculating system
Stock trend indicator
Straight line read system
Summing calculator to assist analysis of past performance
Sun angle calculator
Synthetic aperture system for information transfer and object id
System and method for providing a security check on a credit car
System for accepting wide ranges of universal product code syste
System for collecting data