Breathing circuit filter

- Pall Corporation
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Description

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

FIG. 2 is a view of one side thereof, and

FIG. 3 is a view of another side thereof.

Referenced Cited
U.S. Patent Documents
D234721 April 1975 Rosenberg
D235035 April 1975 Rosenberg et al.
D238456 January 1976 Mouwen
D247252 February 14, 1978 Roserberg
D260175 August 11, 1981 Hein et al.
3765537 October 1973 Rosenberg
4014797 March 29, 1977 Raines et al.
Patent History
Patent number: D267117
Type: Grant
Filed: Jul 22, 1980
Date of Patent: Nov 30, 1982
Assignee: Pall Corporation (Glen Cove, NY)
Inventor: David J. Rosenberg (Glen Cove, NY)
Primary Examiner: Bernard Ansher
Application Number: 6/171,228
Classifications
Current U.S. Class: D24/52; D23/4
International Classification: D2402; D2399;