Lighting – Light source – Electric light bulb
Patent
1981-12-23
1984-01-03
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D26 26, D2604
Patent
active
D02720973
REFERENCES:
patent: 3462632 (1969-08-01), Russi
patent: 4187446 (1980-02-01), Gross et al.
patent: 4237400 (1980-12-01), Wesselink et al.
Duro-Lite.RTM. Decorative & General Service Light Bulbs Catalog, 1974, p. 5, Finlandia-Series "Polar-Lite".
Lighting Design & Application, 6-1980, p. 50, North American Philips Lighting Corp. S L Lamp.
Toshiba Review, Sep.-Oct. 1980, p. 6, FIG. 3, Compact Fluorescent Lamp.
Official Gazette Issued on Oct. 15, 1980, Swedish Design Application No. 79-1572.
Official Gazette Issued on Feb. 28, 1961, U.S. Pat. No. Des. 189,822.
Official Gazette Issued on Dec. 22, 1970, U.S. Pat. No. Des. 219,516.
Official Gazette Issued on Dec. 1, 1962, Japanese Design Registration No. 211701 Registered on 4/10/62.
Lucas Susan J.
Tokyo Shibaura Denki Kabushiki Kaisha
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