Russian standards PDF
GOST 18955-73
Linear low frequency accelerometers. Terms and definitions
Document status: Active
€10
GOST 19249-73
Brazing and soldering joints. Main types and parameters
Document status: Active
€10
GOST 19438.10-75
Low-power electronic tubes or valves. Methods of test and measurement under rectifying conditions
Document status: Active
€10