D-c motor flashover protection
D. c. chopper regulating method and apparatus incorporating...
D.c. motor position control
D.c. motor speed controller
D.c. switch circuit
D.c.-fed, regulated direct-current supply system
Daily programmable thermostat assembly
Damper
Damper latch
Damping circuit configuration for one or more semiconductor...
Damping of vibrations
Data alignment method and system
Data analysis system and method
Data entry and control arrangement for an appliance
Data handling module for programmable controller
Data presentation system for abnormal situation prevention...
Data processor controlled pattern dyer of textile materials
Data transmission device for controlling or adjusting an...
Database access machine for factory automation
Day cycle restoration mechanism