つるまきばねじゃなかったです
蔓巻発条じゃなかったです
tsurumakibanejanakattadesu

Noun
Desu Copula

The polite, past negative form of つるまきばね

1. Wasn't spreading/entangling.; Wasn't winding up.

Past/Perfective
Negative
Polite
Casual Register
Usually Written in Kana