These are Customized Mikov auto daggers by Nemo, Featuring file worked liners and carbon fiber inlays. Makers mark on bottom of knife.
A unique find! These leaf spring powered
Mikov auto daggers are lever activated (similar to the Hubertus) and are
all stainless steel construction with ABS scales. Blade power is excellent
with an easy to replace or disable spring system and lock up is sound
with a tight fit.