Related Clues:

• Colt and Winchester called for one of these
• People who lend their names to things
• Names European Monetary System with £25
• Cardigan and leotard, e.g
• Watt and Ampere, to the watt and ampere
• Nikola Tesla and Louis Chevrolet
• Ohm, Hertz and Newton
• Arnold Palmer and Shirley Temple, e.g