RU1821072C
|
|
Apparatus for separating manure into fractions
|
RU1806563C
|
|
Vacuum controller
|
RU1806564C
|
|
Vacuum controller
|
RU1806565C
|
|
Vacuum controller
|
RU1775063C
|
|
Air-operated seeding device
|
SU1757542A1
|
|
Vacuum regulator
|
RU1782489C
|
|
Vacuum regulator
|
RU1775082C
|
|
Vacuum regulator
|
SU1732878A1
|
|
Vacuum regulator
|
RU1794419C
|
|
Vacuum controller
|
SU1752229A1
|
|
Method for sowing seeds of rice
|
RU1831999C
|
|
Vacuum regulator
|
RU1775081C
|
|
Vacuum regulator
|
SU1715259A1
|
|
Vacuum regulator
|
RU1775080C
|
|
Vacuum regulator
|
SU1658931A1
|
|
Vacuum regulator
|
SU1630640A1
|
|
Seed gui de of pneumatic drill
|
SU1651792A1
|
|
Pneumatic seeding device
|
SU1630642A1
|
|
Seed guide of pneumatic drill
|
SU1572442A1
|
|
Manure separator
|