Electric pressure cooker

- Wear-Ever Aluminum, Inc.
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Description

FIG. 1 is a top and front perspective view of an electric pressure cooker showing my new design.

FIG. 2 is a right side perspective view.

FIG. 3 is a top perspective view.

The bottom surface of the pressure cooker base is substantially planar and unornamented.

Referenced Cited
U.S. Patent Documents
D143693 January 1946 Zimmer
D170575 October 1953 Jepson
D216323 December 1969 Lescure
2022868 December 1935 Nelson
3632014 January 1972 Basile
Foreign Patent Documents
574701 April 1959 CAX
2126241 December 1971 DEX
1030792 June 1953 FRX
1141087 August 1957 FRX
1156992 May 1958 FRX
1218731 May 1960 FRX
254624 August 1927 ITX
Other references
  • Housewares, Sep., 1976, p. 19, Hoover Crepe Pan, automatic unit control shown on all pans. House & Garden, May, 1973, p. 156, West Bend "Lazy Day Slo-Cooker" on heating unit, center right.
Patent History
Patent number: D258038
Type: Grant
Filed: Sep 13, 1978
Date of Patent: Jan 27, 1981
Assignee: Wear-Ever Aluminum, Inc.
Inventor: Marshall B. Johnson (Chillicothe, OH)
Primary Examiner: Winifred E. Herrmann
Attorney: Patrick J. Viccaro
Application Number: 5/942,080
Classifications
Current U.S. Class: D 7/86
International Classification: D0702;