These are the singlehose regs that I found until now:

Baramat 2000
Baramat 2001
Baramat 2001 L
Baramat 2002
Baramat 2003
Bora
Saturn 3000
Scirocco
Zyclomat
Zyclomat II
Zyclomat III
Zyclomat IV
Zyclomat V