通信 つうしん制御 せいぎょ装置 そうちじゃありませんでした
tsūshinseigyosōchijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 通信制御装置

1. Was not a communication control device.; Was not a communications controller.

Past/Perfective
Negative
Polite
Terminal Form
Computing