Tension stirrup for handling dental floss - fits into mouth so that floss can enter tooth cavities like fret saw blade
DE3505823A1
Arrangement for influencing the flow on guide or rotor blades for turbo engines
DE3504091A1
Internal combustion engine
DE3407142A1
Internal-combustion engine
DE3404747A1
Compressor and pump
DE3321423A1
Compressor and pump
DE3235888A1
Combustion engine
DE3222918A1
Combustion engine
DE3027273A1
Four-stroke rotary piston IC engine - has profiled-face discs on shaft and axial sliders housing transfer chambers to provide four cylinder characteristics