Adaci
Amrein
Bach
Benge
Besson
Conn
Courtois
Edwards
Finke
Getzen
Greenhoe
Haagston
Haag
Holton
Jahn
Jupiter
Kanstul
Kromat
Kruspe
Kuehnl + Hoyer
Laetzsch
Miraphone
Olds
Pfretzschner
Rath
Schagerl
Schmelzer
Shires
Thein
H. Voigt
J. Voigt
Weril
Willson
Yamaha

Romeo Adaci B-30 und B 30 Th

Bore: .550”
Bell : 8,66”
Brass / Gold brass / Red brass
Valve : Standard or Thayer-Axial-Flow-Valve
open wrap, inline
laquered oder gold laqueredt