Philips replacement bulb recognized as one of the best inventions of 2009.

Philips replacement bulb recognized as one of the best inventions of 2009.

Sonraí bibleagrafaíochta
Foilsithe in:Manila bulletin Jan-Dec, Mon-Sat (2009).
Formáid: Alt
Teanga:English
Ábhair:
Light emitting diodes.
Electric lighting > Technological innovations.
Philips Electronics.
LED lamps.
TIME best inventions.