Russian standards PDF
Locating and bases in machine building industry. Terms and definitions
Document status: Active
Semiconducting photoelectric detectors and receiving photoelectric devices. Terms and definitions
Document status: Active
Control signals, line and acoustic signals of the single frequency signalling system for the trunk and intrazone telephone network. Electrical parameters and measuring methods
Document status: Active
Press-moulds for manufacturing of rubber O-rings section, executive dimensions of formed articles
Document status: Active
Power push-button switches and push-button control stations. General specifications
Document status: Withdrawn