製造せいぞうしょ固有こゆう記号きごうではありませんでした
seizōshokoyūki gōdewa arimasendeshita

Noun
Desu Copula

The polite, past negative form of 製造所固有記号

1. Was not a unique manufacturing facility code.; Was not a facility-specific code.

Past/Perfective
Negative
Polite
Formal Register