Follower of curves by successive monoperiodical explorations
Force-based input device
Form and system utilizing encoded indications for form field...
Form reader with linear ccd scanner and drum feed
Forms feeding tractor and jam detector therefor
Forms generating and information retrieval system
Frequency converter for use in a laser printer
Frequency division multiplexed bar code scanner
Frequency selective surface aids to the operation of rfid...
Front-end system
Full field magnetic ink character recognition encoder