Guo Musical Instrument Company Guo Musical Instrument Company Guo Musical Instrument Company (GMIC) is a Taiwan-based musical instrument manufacturer, specializing in flutes, piccolos, flute head joints, and saxophone necks and head joints. Founded by Geoffrey Guo in 1988, GMIC offers its products for sale online and through various retailers all over the world. Some of its instruments include a tenor flute, a G soprano flute, grenaditte flutes and a new C flute design called a Tocco flute. Many of these models of flutes and piccolos come in many different colors. In 2004, Geoffrey Guo and flute professor Mark Dannenbring developed the grenaditte flute. This
Boston Musical Instrument Company Boston Musical Instrument Company. This change coincided with a relocation to 51 Chardon Street in Boston. Two years later the company was purchased by Cundy-Bettony which continued to build instruments in the Boston name until 1928. The Boston Musical Instrument Manufactury/Company was a producer of traditional instruments for brass band. The 1869 catalog shows a full line of such instruments including the traditional cornets in E-flat and B-flat, E-flat Alto horn and horn, B-flat tenor, B-flat baritone, B-flat valve trombone and slide trombone, and tubas in B-flat and E-flat. Slide cornet was another option. The company also offered the full