Portable smoke dissipation fan

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Description

FIG. 1 is a left side elevational view of a portable smoke dissipation fan showing my new design.

FIG. 2 is a top plan view thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a rear elevational view thereof.

FIG. 5 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D196341 September 1963 Gardner
D226665 April 1973 Knowles
D232554 August 1974 Benjamin
D239884 May 1976 Johanna
D246730 December 20, 1977 Tomaro
D253253 October 23, 1979 Rakocy
D253908 January 8, 1980 Holder, Jr.
3099386 July 1963 Pieper
3647323 March 1972 Thomas
3809504 May 1974 Goossens
Patent History
Patent number: D270088
Type: Grant
Filed: Jan 14, 1980
Date of Patent: Aug 9, 1983
Assignee: Islay Investments (Santa Barbara, CA)
Inventor: Robert J. Hepfler (Reno, NV)
Primary Examiner: James R. Largen
Attorney: Mark C. Jacobs
Application Number: 6/111,834
Classifications
Current U.S. Class: D23/155
International Classification: D2304;