Twenty-eighth to thirty-first general administrative regulations on the minimum requirements on the discharge of sewage into waters
Edition 1983-10-11

Reactor core design of high-temperature gas-cooled reactors - Part 2: Heat transfer in spherical fuel elements
Edition 1983-06

Technical regulations for guided and teleoperated radio stations of the private land-mobile service (noebl) in the optical frequency range
Edition 1984-02-13

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act; 46th communication
Edition 1981-01-01

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act; 45th communication
Edition 1980-10-21

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act; 44th communication
Edition 1980-06-13

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act; 47th communication
Edition 1981-01-01

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act; 48th communication
Edition 1981-04-30

Examination of plastics, as far as they are used as commodity goods as defined by the Food and Commodity Goods Act
Edition 1982-08-01

Minimum requirements of industrial safety on cash counters in self-service shops (self-service shops)
Edition 1984-06-08