Combined cup with heating element

Details Combined cup with heating element Combined cup with heating element

1990-12-07

1993-03-09

Douglas, Alan P.

Equipment for preparing or serving food or drink not elsewhere s

China, glassware, serving vessel or tray

Plural distinct articles, or combined

D 7536, D 3 40

Patent

active

D03337561

REFERENCES:
patent: D216829 (1970-03-01), Colato
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patent: D307669 (1990-05-01), Inouye
patent: D321455 (1991-11-01), Duquaine, Jr. et al.
patent: D325844 (1992-05-01), Betts
patent: 4040549 (1977-08-01), Sadler
patent: 4439668 (1984-03-01), Wells
patent: 4510375 (1985-04-01), Inskip
patent: 4517445 (1985-05-01), Tatsumi
patent: 4543473 (1985-09-01), Wells
patent: 4928412 (1990-05-01), Nishiyama
patent: 5029720 (1991-07-01), Bridges

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