擲弾 てきだん発射 はっしゃ とうじゃありませんでした
te kidanhassha tōja arimasendeshita

Noun
Desu Copula

The polite, past negative form of 擲弾発射筒

1. Was not a grenade launcher.; Was not a mortar.

Past/Perfective
Negative
Polite
Terminal Form