Lighting – Light source – Electric light bulb
Patent
1981-12-23
1983-12-20
Lucas, Susan J.
Lighting
Light source
Electric light bulb
D26 26, D2604
Patent
active
D02719088
REFERENCES:
patent: 3355612 (1967-11-01), Peek, Jr.
patent: 3462632 (1969-08-01), Russi
patent: 4173730 (1979-11-01), Young et al.
patent: 4187446 (1980-02-01), Gross 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 Jan. 26, 1982 U.S. Design Patent No. Des. 262,828.
Official Gazette issued on 8/16/74, Japanese Design Registration No. 384156, registered on 5/28/74.
Official Gazette issued on 12/17/79, Japanese Design-of-Similarity No. 1 to registration No. 384156, registered on 8/31/79.
Official Gazette issued on 12/11/70, Japanese Design registration No. 317631, registered on 6/16/70.
Japanese Utility Model disclosure (KOKAI) No. 56-64658, disclosed on 5/30/81.
Katoh Hisaaki
Kojima Yoshio
Nanba Masumi
Lucas Susan J.
Tokyo Shibaura Denki Kabushiki Kaisha
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