Electric vaporizer


FIG. 1 is a perspective view of an electric vaporizer showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is an elevational view taken from the side opposite that shown in FIG. 1;

FIG. 4 is an elevational view taken from the end opposite that shown in FIG. 1; and

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D159407 July 1950 Costello
D187269 February 1960 Carlson
D189420 December 1960 Diehl
D228287 September 1973 Costello
2513919 July 1950 Costello
2611068 September 1956 Wellens
2691716 October 1954 Wellens
2692327 October 1954 Avrigan, Jr.
2931880 April 1960 Yaffe
2942090 June 1960 Diehl
Patent History
Patent number: D246986
Type: Grant
Filed: Nov 22, 1976
Date of Patent: Jan 17, 1978
Inventor: Hal F. Costello (Toledo, OH)
Primary Examiner: James R. Largen
Attorney: Malcolm W. Fraser
Application Number: 5/743,711
Current U.S. Class: D23/148
International Classification: D2399;