Portable heater

- Koehring Company
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Description

FIG. 1 is a perspective view taken in side elevation from one side of a portable heater embodying my design;

FIG. 2 is a perspective side elevation view taken from the opposite side of said portable heater;

FIG. 3 is a view of one side of the portable heater taken in side elevation;

FIG. 4 is a top view thereof;

FIG. 5 is a view, in side elevation, of the opposite side of said portable heater;

FIG. 6 is an elevation view of the rear end of said portable heater;

FIG. 7 is an elevation view of the front end of said portable heater; and

FIG. 8 is a bottom view thereof.

Referenced Cited
U.S. Patent Documents
3706446 December 1972 Briggs
Other references
  • DE/Journal, Oct. 1974, p. A-30, "Century" portable oil heater.
Patent History
Patent number: D247045
Type: Grant
Filed: Aug 8, 1975
Date of Patent: Jan 24, 1978
Assignee: Koehring Company (Milwaukee, WI)
Inventor: Eugene C. Briggs (Dayton, OH)
Primary Examiner: Wallace R. Burke
Attorney: Jerome P. Bloom
Application Number: 5/603,039
Classifications
Current U.S. Class: D23/77
International Classification: D2303;