John Mann is an American engineer known for his design of the PRS Vibrato/Tuning system. Today, PRS Guitars has grown into a very successful company endorsing many artists including Carlos Santana and John Mayer.
John Mann is an American engineer known for his design of the PRS Vibrato/Tuning system. Today, PRS Guitars has grown into a very successful company endorsing many artists including Carlos Santana and John Mayer. (en)
John Mann is an American engineer known for his design of the PRS Vibrato/Tuning system. Today, PRS Guitars has grown into a very successful company endorsing many artists including Carlos Santana and John Mayer. (en)