Incrementer/decrementer circuit
Indexing apparatus for dictating and transcribing systems
Indicator for tape running direction and tape remnant amount
Inductive loop detector system
Inductive loop vehicle detector
Inspection of elongated workpieces such as random length boards
Intermittence-responsive working-time indicator
Intermittence-responsive working-time indicator
Interval timer
Interval-expanding timer compensated for drift and nonlinearity
Jam detector
Joystick mechanism
Keyed control device for machines and other instrumentalities
Machine and method for counting and reconciling paper money
Machine controller
Magnetic tape running state and tape run amount display device
Magnetic-doughnut memorizing device for counting system
Management system for copying machines
Manual key input apparatus
Manual override using a variable clock frequency in a control sy