Case & Sons, there have been many different stamps used on its knives. These stamps are located on the tang of the master blade, and can be used to help identify when the knife was manufactured. Below is a picture of where the stamp is located, along with the most common stamps and the years that they were used.

Do Case knives have serial numbers?

You can find the Case knife pattern number stamped on the tang of your knifes blade. This number tells you exactly what kind of knife you have. The first number indicates the type of material used to make the handle. The second digit gives the number of blades.

What does SSP mean on a Case knife?

SSP means stainless steel springs and stainless steel blades with polished edges. In other words they are sharpened better but the sides of the blades are not necessarily polished. During the 1970s most stainless steel Case blades were not polished bright. Some of those satin finished 1970 knives are stamped SSP.

What does the numbers mean on a case knife?

This number tells you exactly what kind of knife you have. The first number indicates the type of material used to make the handle. The second digit gives the number of blades. The last two or more digits indicate the factory pattern number.