Series of Zenit B (or Zenit V) rebagded for sales in Germany by Foto-Quelle postorder store. Revue is a Quelle house brand, used on many products from different manufacturers. Sometimes also case was different to Zenit original, like with the "B" a soft leatherette one.
Foto-Quelle catalog 1969, page 10:
camera DM 199,00
case DM 14,50