How can you tell the age of a gun?
The old joke is to saw it in half- and count the rings- but there is no one way to tell the age. It will depend on the make and model. In many cases, knowing the make and model and serial number, we can access published information. Some companies, such as Ruger and Browning, have it on their websites. Some guns, such as Remington, used a letter code to tell the date. In others, we can only tell the range of years that model was made. And with some guns, we can't tell at all, because we cannot confirm a maker.
to find age of any firearm you must furnish the model, caliber and serial number. your question reads like "how can I tell the age of my ford" (no pun intended) If it is not marked on the gun, get a copy of the Blue Book of Gun Values and see if you can identify it. Once you have determined the model, there are serial number lists at the back of the book.
What about it? If you mean its purpose, then that's easy. The serial number on a paintball gun is much the same on any gun, it is an easy way for the manufacturer to keep track of that particular gun, such as it's date of manufacture, age, etc. This makes it easy for the manufacturer to give out information about a particular gun, like if they had to recall a certain gorup of guns due…