Motor oil change device
Neuron analysis
Dicarboxylic acids
http://en.wikipedia.org/wiki/Optical_fiber
Pulse-doppler
Roll blind
Radio communication
http://en.wikipedia.org/wiki/Shock_absorber
Haptic feedback
Concrete spray system
Walking device
Lift-support apparatus
http://en.wikipedia.org/wiki/Desalination
Rotary electric machine
http://en.wikipedia.org/wiki/Wind_power
Deaf-mute speech device
