Similar to 日本教職員組合

Cannone da 75/27 modello 11

Cannone da 75/32 modello 37

Darwin Information Typing Architecture

Dasher (software)

Data Encryption Standard

German Equipment Works

Belyayev DB-LK

Dbx (noise reduction)

Douglas DC-4E

Douglas DC-7

JNR Class DE10

DEC Alpha

DECnet

Group 47

Association for Computing Machinery

Football Association of Iceland

United Nations Economic and Social Commission for Asia and the Pacific