D. Appleton Company, Inc. - Commercial firm
Data and Configuration Management (SAUS)
Data Communications Corp. of Korea - Seoul, South Korea - Telecommunications service (TSSD)
Datascope Computer Output Microfilmer - Eastman Kodak Co.
Differential-Absorption Carbon Monoxide Monitor (MCD)
Differential Absorption CO Measurement (SAUS)
Digital Data Communication System (ACAE)
Double Average Comparison (SAUS)