Lighting – Light source – Electric light bulb
Patent
1989-02-17
1991-11-19
Lucas, Susan J.
Lighting
Light source
Electric light bulb
Patent
active
D03217620
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Norelco, Flyer for PAR Lamps, North American Philips Lighting.
Mujahid Mohammad
Sullivan Joe O.
Haken Jack E.
Lucas Susan J.
North American Philips Corporation
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