D. c. electrometer

D.c. biassing of mesfets operated at high frequencies

D.c. logic device

D.c. power monitor

D.i.s. k.v. tester

Data acquisition and display device

Data acquisition system for the computer control of aluminum...

Data averaging and compressing method for measuring instruments

Data capture logic for vlsi chips

Data collection and processing for digital ac power system...

Data communication using 2d bar codes

Data compression apparatus and method for data recorder with...

Data extracting circuit

Data input or output apparatus incorporating functional testing

Data logging apparatus

Data measurement methods and systems

Data processing

Data processing system

Data processor apparatus for multitariff meter

Data set receiver