Aquarium filter

- Willinger Bros., Inc.
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Description

FIG. 1 is a perspective view of an aquarium filter, showing my new design;

FIG. 2 is a top plan view;

FIG. 3 is a front elevational view;

FIG. 4 is a right side elevational view;

FIG. 5 is a rear elevational view; and

FIG. 6 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D213691 April 1969 Rosenel
D216259 December 1969 Sesholt
2748075 May 1956 Hovlid
3362537 January 1968 Cline
3487440 December 1969 Newsteder
3624777 November 1971 Gardner
3746169 July 1973 Willinger et al.
Patent History
Patent number: D248965
Type: Grant
Filed: Apr 26, 1977
Date of Patent: Aug 15, 1978
Assignee: Willinger Bros., Inc. (New York, NY)
Inventor: Allan H. Willinger (New York, NY)
Primary Examiner: James R. Largen
Attorney: Abraham Friedman
Application Number: 5/791,165
Classifications
Current U.S. Class: D23/4
International Classification: D2301;