Filter

- Pall Corporation
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Description

FIG. 1 is a top plan view of a filter showing my new design;

FIG. 2 is a side-elevational view of one side thereof; the opposite side being the same as the side as shown;

FIG. 3 is an end-elevational view of one end thereof;

FIG. 4 is an elevational view taken from the end opposite that shown in FIG. 3; and

FIG. 5 is a view of the bottom thereof.

Referenced Cited
U.S. Patent Documents
3002870 October 1961 Belgarde
3370711 February 1968 Hitzelberger et al.
3696932 October 1972 Rosenberg
3701433 October 1972 Krakauer et al.
3896733 July 1975 Rosenberg
D232551 August 1974 Grover
D234721 April 1975 Rosenberg
D235035 April 1975 Rosenberg
Patent History
Patent number: D243458
Type: Grant
Filed: Mar 18, 1976
Date of Patent: Feb 22, 1977
Assignee: Pall Corporation (Glen Cove, NY)
Inventor: David B. Pall (Roslyn Estates, NY)
Primary Examiner: James R. Largen
Attorney: John R. Janes
Application Number: 5/668,153
Classifications
Current U.S. Class: D23/4
International Classification: D2301;