Lighting – Light source – Electric light bulb
Patent
1981-12-23
1983-12-20
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D26 26, D264
Patent
active
D02719070
REFERENCES:
patent: 3462632 (1969-08-01), Russi
patent: 4187446 (1980-02-01), Gross et al.
patent: 4237400 (1980-12-01), Wesselink et al.
Lighting Design & Application, 6-1980, p. 50, North American Philips Lighting Corp., SL Lamp.
Toshiba Review, Sep.-Oct. 1980, p. 6, FIG. 3 Compact Fluorescent Lamp.
Official Gazette issued on Oct. 15, 1980 Swedish Design Application No. 79-1570.
Official Gazette issued on Oct. 15, 1980 Swedish Design Application No. 79-1571.
Official Gazette issued on Mar. 18, 1981 Swedish Design Application No. 80-1424.
Official Gazette issued on Dec. 1, 1962 Japanese Design registration No. 211701 registered on Apr. 10, 1962.
Lucas Susan J.
Tokyo Shibaura Denki Kabushiki Kaisha
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