Signum Quartet was created in 1994.
Signum Magnum was created in 1967.
Opel Signum was created in 2003.
Signum Framework was created on 2009-03-09.
FLUX Quartet was created in 1996.
Béla Quartet was created in 2003.
Végh Quartet was created in 1940.
Time Quartet was created in 1962.
The Dante Quartet was created in 1987.
The Avenging Quartet was created in 1993.
Amati Quartet was created in 2003.
Cassatt Quartet was created in 1985.
Tátrai Quartet was created in 1946.