Russian standards PDF
Boring tools with clamped changeable inserts pressed from the top. Design and dimensions
Document status: Active
Reducers of general usage. Methods for the determination of the sound power level
Document status: Withdrawn
Single input energizing quantity measuring relays with non-specified time or with independent specified time
Document status: Active
Semiconductor devices. Discrete devices and integrated circuits. Part 5. Optoelectronic devices
Document status: Active
