WeteA-Wasser-Technische Anlagen Wilhelm Werner GmbH: herstellung und vertrieb von wasseraufbereitungsanlagen (fuer labor, krankenhaeuser, industrie); Konrad Benda: Ultraviolet degerminators and degerminating installations, UV analysis lamps, Heat, cryo, light, ultraviolet radiation therapy; BWK-GmbH: Ultraviolet degerminators and degerminating installations, Water dressing plants, Equipment and furnishing of and services for hospitals and sanatoria; Feldmann Speziallampen-Vertriebs GmbH: Ultraviolet degerminators and degerminating installations, Operation lights, Lighting installations; Saalmann GmbH: Ultraviolet degerminators and degerminating installations, Heat, cryo, light, ultraviolet radiation therapy, Physical and biological medicine (examination, treatment and measuring devices); ...