I was going to bid on this! But I snoozed... I guess if you snooze you lose!
Sajen, just a note, even if it is from the WWII era, I've used several vintage talibon and they tend to be decent steel and sharpen easily. Not the highest quality, but decent... they're pretty useful in the kitchen
I'm not expert, so they will speak with more authority when they see this and comment, but I my gut feeling is that it's definitely 20th