Electric hotplate

Details Electric hotplate Electric hotplate

1990-03-20

1991-12-10

Walberg, Teresa J.

Electric heating

Heating devices

Combined with container, enclosure, or support for material...

219464, 219463, H05B 370

Patent

active

050720961

ABSTRACT:
An electric hotplate with a hotplate body, forming a cooking surface having a flat or shallow depression in its center, has an assembly for securing the hotplate to a hob surface and has a removable cover, such as a flat head, for providing a smooth surface at the center of the hotplate depression.

REFERENCES:
patent: 1142861 (1915-06-01), Van Wie
patent: 1177254 (1916-03-01), Lawrence
patent: 1563454 (1925-12-01), Sutherland
patent: 1714175 (1929-05-01), MacInnes
patent: 2029573 (1936-02-01), Knapp
patent: 2260165 (1941-10-01), Calhoun
patent: 2422057 (1947-06-01), Weinhardt
patent: 2866071 (1953-12-01), Ruhnke

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