How to get Corufell Prime Blueprint in Warframe?

Corufell Prime Blueprint is an item dropped from Void relics.
You can find the list of relics below, and click on the links to see how to get them.

Relics dropping Corufell Prime Blueprint

Other items:
Corufell Prime Stock - Corufell Prime Receiver - Corufell Prime Handle
Corufell Barrel - Corufell Blueprint - Corufell Handle