Similar to シルバ・スウェーデン

Douglas D-558-2 Skyrocket

Obice da 210/22

Cannone da 75/27 modello 06

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

Douglas DC-1

Douglas DC-4E

Douglas DC-7

JNR Class DE10

Global Positioning System

GPS satellite blocks

AN/PSN-13 Defense Advanced GPS Receiver

GNSS reflectometry

GPS watch

GPS drawing

GPS signals

MTSAT Satellite Augmentation System