D-c motor flashover protection

D.c. motor speed controller

Daily programmable thermostat assembly

Damper

Damping of vibrations

Day cycle restoration mechanism

Dead time process regulation

Decompression valve

Dedrooped bypass valve

Degaussing circuit for color tv receivers

Delay circuit

Demand limit control by integral reset of thermostats

Density control for a textile lap former

Depth limit control system for agricultural implements

Descent flight path control for aircraft

Detection of hot and cold spots in chemical reactors

Deviation indication system employing prescribed and...

Device and method for controlling in-vivo pressure

Device and method for dilution control

Device and method for measuring and adjusting pressing load...