RU1787953C
|
|
Sewage water fine cleaning apparatus
|
RU1771527C
|
|
Controllable grid
|
RU1787956C
|
|
Sewage water fine cleaning apparatus
|
RU1777925C
|
|
Apparatus for cleaning liquid of suspended matter and petroleum products
|
SU1786295A1
|
|
Working wheel of channel-type centrifugal pump
|
SU1766958A1
|
|
Agent for solid surface cleaning
|
SU1735239A1
|
|
Method for preparation of mixtures for finishing work
|
SU1745701A1
|
|
Pneumatic aerator
|
SU1721401A1
|
|
Device for supplying plenum air
|
SU1731618A1
|
|
Mixture for manufacturing abrasive tools
|
SU1699954A1
|
|
System for removing and purifying surface run-off
|
SU1705673A1
|
|
Device for air humidification
|
SU1698341A1
|
|
Method and apparatus for measuring surface-irregularities of road pavement
|
SU1693171A1
|
|
Method for preparing rock bed of storage power station
|
SU1756158A1
|
|
Folding core
|
SU1761915A1
|
|
Pivotable centering
|
SU1655912A1
|
|
Aerotank
|
SU1663142A1
|
|
Reinforcing member for dispersed reinforcing of concrete
|
SU1650888A1
|
|
Sliding formwork of bridge pier
|
SU1669055A1
|
|
Single phase asynchronous electric motor
|