This is a killer sounding Vintage 80s Fernandes Electric Sound ResearchGroup Strat. Fender has used 3 different logos for guitars. If you can not find a serial number (unreadable, worn of),you can approximate the age of a semi/electric guitar on the basis of the potentiometers.The code on potentiometers gives information about the manufacturer and the year and week when it is made.See:The Fender logo that was used can also be an indication from which period the guitar originates.Whether it is an original model or a vintage (also the old logos are used again) depends on your own estimation of the age of the guitar.spaghetti-logo 1950-1965transition logo 1960-1967CBS era logo 1967. These became in the head under the Fender logo stamped.e.g.PAT, 2,573,254 2,968,204 3,143,028 2,976,7042,573,254 for pickup and bridge combination.2,968,204 for the single coil pickup patent awarded in 1961 under other for Jaguar, Stratocaster, Duosonic.3,143,028 the patent granted in August 1964 for Fender's adjustable neck construction.2,976,755 for the split coil pickup design. On some Telecasters at the bridge between the pickup and the saddles.Patent numbersBetween 19, were added several patent numbers to the models. Although there have beenperiods in which major changes occurred as the acquisition of Fender by CBS, and thetransition from CBS Fender to the current owner (Fender Musical Instruments Corporation),most models are in general not changed.At the Stratocasters from the early fifties the serial numbers were stamped on the back vibratocover. Usually, the production date is stamped or written is on the heel of the neck.To read this it is necessary to unscrew the neck from the body.Most specifications for the Fender guitars are hardly changed.

Fernandes guitars serial numbers