失効 しっこう日時 にちじ表示 ひょうじじゃなかったです
shikkōnichijihyōjijanakattadesu

Noun
Desu Copula

The polite, past negative form of 失効日時表示

1. Wasn't displaying the expiration date.; Wasn't showing the expiration date.

Past/Perfective
Negative
Polite
Casual Register
Computing