On July 10 of this year, I contacted my AI source (openai.com) to establish the top twenty most popular mouthpiece manufactures at that time. From the list of twenty manufacturers, I was able to locate nineteen who are listed below- Bach Yamaha Schilke Warburton Monette Denis Wick Curry GR Mouthpieces Marcinkiewicz Pickett Brass Stork Custom Mouthpieces Kanstul Jet Tone Giardinelli Reeves JK Mouthpieces ACB (Austin Custom Brass) CarolBrass Doug Elliott Mouthpieces   From the list of twenty, I received five responses- Home – Stork Custom Mouthpieces grmouthpieces.com Bob Reeves Brass Mouthpieces Mouthpieces – Brass & Woodwinds – Musical Instruments -…