Is there CV version of regular size Case copperlock?

[lonestar1979]

I know theres small version but not sure of large o0ne, and how does Case cv hold edge compared to Buck 420hc>?

 

[hamsco]

I believe that this might be close to what you are asking about. 31549W With CV. Made in 1993. It is the full size Copperlock.
I got it off that big auction site.