Lighting – Light source – Electric light bulb
Patent
1981-12-23
1984-10-30
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D26 26
Patent
active
D02761866
REFERENCES:
patent: 3462632 (1969-08-01), Russi
patent: 4187446 (1980-02-01), Gross et al.
Toshiba Review, Sep.-Oct. 1980, p. 6, FIG. 3, Compact Fluorescent Lamp.
Duro-Lite.RTM. Decorative & General Service Light Bulbs Catalog, 1974, p. 3, Crystalier.RTM. Light Bulb G-161/2.
Japanese Utility Model Publication (KOKOKU) No. 25-7687 published on Oct. 23, 1950.
Official Gazette issued on Oct. 15, 1980 Swedish Design Application No. 79-1572.
Kojima Yoshio
Nanba Masumi
Lucas Susan J.
Tokyo Shibaura Denki Kabushiki Kaisha
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