Dr. Merkle Atelier
Boschstraße 36, Ulm, Baden Württemberg
Glas - Keramikwarenhandel / Glass & ceramics wholesaler.
Known dates: 1993 to the current day.
Purchases from various suppliers, ostensibly for the souvenir industry
Reference: Binder Group
Reproduction porcelain stein 
Basemark on porcelain stein above. 
Two handled porcelain "Loving Cup" 
Base mark on the two handled cup above.4th Trade mark? 
Reproduction porcelain Regimental stein 
Base mark on featured stein, above. 