Russian standards PDF

Sound pick-up heads. General specifications

Document status: Active

Straight bevel gear pairs. Calculation of geometry

Document status: Active

Water contoured heating appliances for domestic use. Specifications

Document status: Replaced by GOST 20219-93

Thyristors. Electrical parameters. Terms, definitions and letter symbols

Document status: Active

Time relays. General specifications

Document status: Active

Mechanization and automation of manufacturing processes in machine and instrument production. Basic terms, definitions and symbols

Document status: Active