衝撃しょうげき検流けんりゅうけいではありませんでした
shōgekikenryūkeidewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 衝撃検流計

1. Was not a shock detector.; Was not an impact flowmeter.

Past/Perfective
Negative
Polite
Formal Register