A device for converting electromagnetic radiation in the infra-red, visible and/or ultra-violet regions of the spectrum into an electric current.
This shutter device for fading a picture can be operated by hand.
A color sensor on the top of the pen registers the color of the object you select, which in turn is displayed digitally on the back of the device for verification.
This adds inconvenience for the user and it also blocks a connection in a WAP device for access to a single site.
Based on overall analysis and delicate engineering calculation, an exhaust gas purge device for EPC casting was designed.
A system or device for doing work, as an automobile or a jackhammer, together with its power source and auxiliary equipment.
A new ultrasound device for use in open-heart surgery could help patients recover quicker.
A device for winnowing grain.
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