|
SU1765865A1
|
|
Cable lead-in
|
|
SU1739487A1
|
|
Apparatus for frequency phase automatic tuning
|
|
RU1780029C
|
|
Quick-acting selective high frequency signal meter
|
|
RU1775866C
|
|
Fibre-optical communication system
|
|
SU1732366A1
|
|
Device for telemetry and supervisory indication
|
|
SU1748235A1
|
|
Pulse former
|
|
RU1781831C
|
|
Optical signal regenerator
|
|
SU1718317A1
|
|
Method of laying of cable communication line
|
|
RU1788588C
|
|
System
|
|
RU1774497C
|
|
Automatic phase locking unit
|
|
SU1728923A1
|
|
Device for protecting dc networks against overload
|
|
RU1786193C
|
|
Method of recovering noble metals
|
|
SU1739506A1
|
|
Code pattern detector
|
|
SU1764044A1
|
|
Key-type operating direct current voltage stabilizer
|
|
SU1688462A1
|
|
Binary signals combination detector
|
|
SU1746229A1
|
|
Device for measurement of spectral characteristics of single-frequency lasers
|
|
SU1702532A1
|
|
Device for monitoring discrete data transmitting reserve channel
|
|
SU1700770A1
|
|
Code combination separator
|
|
RU1791929C
|
|
Stabilized converter
|
|
SU1667257A1
|
|
Device for code translation
|
