Ionizer

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Description

FIG. 1 is a front view of the ionizer of this invention;

FIG. 2 is a side view (both sides being substantially the same in appearance) of the ionizer of FIG. 1;

FIG. 3 is a rear view of the ionizer of FIG. 1;

FIG. 4 is a top view of the ionizer of FIG. 1; and,

FIG. 5 is a bottom view of the ionizer of FIG. 1.

Referenced Cited
U.S. Patent Documents
D308414 June 5, 1990 Makihara
D310412 September 4, 1990 Fukumoto et al.
D326512 May 26, 1992 Bianco
3804942 April 1974 Takashi Kato et al.
4911737 March 27, 1990 Yehl et al.
5010777 April 30, 1991 Yehl et al.
5043840 August 27, 1991 Yehl et al.
Patent History
Patent number: D357311
Type: Grant
Filed: Nov 15, 1993
Date of Patent: Apr 11, 1995
Assignee: American Environmental Systems, Inc. (Boulder, CO)
Inventor: James E. Yehl (Boulder, CO)
Primary Examiner: Lisa P. Lichtenstein
Attorney: Harold A. Burdick
Application Number: 0/15,291
Classifications
Current U.S. Class: Air Cleaner (D23/364)