Rotary motor with geared transmission for use of compressible media drive
CZ2009625A3
Dvorak cube brain-twister
CZ2009624A3
Dvorak dodecahedron brain-twister
CZ2008731A3
Dvorak cube
CZ2008465A3
Rotary-piston engine for compressible media
CZ61498A3
Cleaning device of stomatological kits
CZ296195A3
Personal periscope
CZ220792A3
Collar for protection of air passages
CS469890A3
Dwelling safe
CS353389A2
Device for accessories' transfer for long-distance belt cenveying
CS872788A3
Starting equipment for cosmonautic vehicles
CS813388A1
Tool's clamping on rotating organs of reaping machines
CS146588A1
Device for rotating mowing mechanism drive
CS145188A1
Damped incidence spot of belt conveyer
CS119288A1
Collar for long-lasting rescue of people buried under avalanches
CS973287A1
Locking device for front drive machines
CS818587A1
Adjustable rectifiing device, esp. for rotation harvester
CS514187A1
Device for gears lubrication especially reaping elements
CS232087A1
Method of rough-drill's verticality correction in intrusion through horizontal opening during shafts sinking by means of drilling and boring machine
