Lighting – Light source – Electric light bulb
Patent
1979-10-05
1981-11-10
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D2604
Patent
active
D02618125
REFERENCES:
patent: D218975 (1970-10-01), Venema
patent: D219516 (1970-12-01), Venema
Hardware Age, 2-25-1960, p. 111, light bulb.
Lamp Journal 7-1962, p. 50-lamp (right).
Bowles Thurman A.
Newgard Jon M.
General Electric Company
Kempton Lawrence R.
Lucas Susan J.
Schlamp Philip L.
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