GOST 2.750-1968 Unified system of design documentation. Conditional graphic designations in schemes. Type of current and voltage; types of winding connections; pulse shapes
1990GOST 28750-1990 Spices. Packing, marking, transportation and storage
1988GOST 27750-1988 Restoring coatings. Coating thickness control methods
1983GOST 25750-1983 Stel drums for ferroalloys. Specifications
1981GOST 24750-1981 Computing technique. General requirements of technical aestheties
1979GOST 23750-1979 Artifikal weather apparatus with xenon emitters. General technical requirements
1976GOST 21750-1976 Chemical fiber and bunch. A number of nominal values of linear density
1974GOST 2.721-1974 Unified system for design documentation. Graphical designations in schemes. Graphical symbols of general use
1970GOST 2.750-1968 Unified system of design documentation. Conditional graphic designations in schemes. Type of current and voltage; types of winding connections; pulse shapes