Checkmate 50 Amplifier

According to the trademark owned by the WMI Corporation (U.S distributor), the date for the first use anywhere and first use in commerce for the Checkmate name was February 9, 1966. The name was used on amplifiers and later on guitars and other instruments.

1966 Rose's ad from Mount Airy, NC

Fifty years ago our Rose's department store carried the largest selection of Teisco products in my area.

1966 Teisco Del Rey Logo and Warranty

According to the trademark owned by the WMI Corp. (U.S. distributor) the Teisco Del Rey name and logo was used in the United States for the first time in commerce and first time anywhere on July 29, 1964.