Philips invention goes on sale Light bulb lasts 20 years. IN Business.

Philips invention goes on sale Light bulb lasts 20 years. IN Business.

Podrobná bibliografie
Vydáno v:Manila Bulletin Jan-Dec, Mon-Sat (2012).
Hlavní autor: Ogle, Alex
Médium: Článek
Jazyk:English
Témata:
Philips Electronics, Inc.
Technological innovations > Inventions.
Light bulbs > Incandescent lamps.
Philips invention.
LED bulb.
Philips.
Omni-directional bulb.
Crawford, Ed.