How old is your tenor saxophone serial no B02227 which is a copy of selmer?

To determine the age of your Tenor Saxophone with the serial number B02227, you would typically need to know the specific brand and model, as well as the production year associated with that serial number. If it is a copy of a Selmer Saxophone, it may have been produced by a manufacturer that mimics Selmer's designs, which could vary in production years. Generally, many saxophones were made in the mid to late 20th century, so it's likely your saxophone is from that era. Checking with a saxophone expert or the manufacturer's records could provide more precise information.