Looking for help in identification. Classic Folder

[Tinpanva]

Picked up a nice ebid auction today of about 20 knives but this one is throwing me, any ideas?

Sorry for the links, haven't mastered the image link thing.

https://www.dropbox.com/scl/fi/q6ge...964.JPEG?rlkey=5yihwcw4yzom8v3nw3ayuigdu&dl=0
https://www.dropbox.com/scl/fi/k8z5...965.JPEG?rlkey=rawdv0vc7piwycge51fgzu6tw&dl=0
https://www.dropbox.com/scl/fi/6tlo...962.JPEG?rlkey=ldf12wk3zuxc50z9dtcz3u3m4&dl=0
https://www.dropbox.com/scl/fi/apv9...963.JPEG?rlkey=wresbdo2rpd2o8fl8f0ekqoo9&dl=0