Russian standards
Visual observation instruments. Safety requirements and test methods
Document status: Active
Services. Repair and maintenance of household radioelectronic apparatus. General specifications
Document status: Replaced by GOST R 50936-2013
Lenses and sets of lenses of railway transport light signal. Luminous intensity and local distance measuring methods
Document status: Active
Unified system for program documentation. R-charts. Graphical chart symbols and conventions for charting
Document status: Active
Radiographic and fluorographic films. Sizes and control methods
Document status: Active