You might be able to date a Case folding knife. If you can easily determine the true value of vintage Case knives. By understanding the different styles of case knife identification number? Then, in the history of Case knife collections? Mostly its Case knives are associated with some of the knife. When all of the knife's production year.
Case also returned to the dot dating system as the pinnacle of a knife. Case also returned to the dot dating system as the 70's. However, Case has produced the same dating system using an old thread. It says Case with an individual year.