DIN EN 60240-1:1995-07 Characteristics of electric infra-red emitters for industrial heating - Part 1: Short wave infra-red emitters (IEC 60240-1:1992); German version EN 60240-1:1994
1995DIN EN 60240-1:1995-07 Characteristics of electric infra-red emitters for industrial heating - Part 1: Short wave infra-red emitters (IEC 60240-1:1992); German version EN 60240-1:1994
1995DIN EN 60240-1:1995 Characteristics of electric infra-red emitters for industrial heating - Part 1: Short wave infra-red emitters (IEC 60240-1:1992); German version EN 60240-1:1994