Leo Fender Signed 'G&L Music Sales' Check American inventor (1909-1991) who founded Fender Electric Instrument Manufacturing Company, and is remembered for designing the Telecaster, Stratocaster, and Precision Bass. G&L Music Sales business check, 7.25 x 3.5, filled out in another hand and signed by Leo Fender ("C. L. Fender") and Dale Hyatt ("Dale L. Hyatt"), payable to Jean A. Keener for $261.15, December 7, 1982. In fine condition. Dale Hyatt (1925-2013) began working for Leo Fender in January 1946, upon returning from World War II. He left Fender Music when Leo Fender sold the business to CBS in 1965, and rejoined Fender and George Fullerton when the three founded G&L Musical Instruments. Hyatt became the marketing strategist behind G&L's highly collectible Broadcaster model; during its only production period from May 1985 through May 1986, 869 guitars were made. Hyatt retired from G&L on November 4, 1991, about eight months following the death of his close friend Leo Fender.