Lighting – Light source – Electric light bulb
Patent
1979-06-28
1981-12-22
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D2604
Patent
active
D02624060
REFERENCES:
patent: 2406271 (1946-08-01), Van Horn
patent: 2691120 (1954-10-01), Barber
patent: 3089973 (1963-05-01), Herold et al.
patent: 3746906 (1973-07-01), Cardwell, Jr.
patent: 3833828 (1974-09-01), Vivari
patent: 4013335 (1977-03-01), Varkonyi et al.
Briody Thomas A.
Lucas Susan J.
Schneider Rolf E.
Streeter William J.
U.S. Philips Corporation
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