Nose filter

Description

FIG. 1 is a front elevational view of the nose filter showing my new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
3145711 August 1964 Beber
3722509 March 1973 Nebel
4030491 June 21, 1977 Mattila
4052983 October 11, 1977 Bovender
4267831 May 19, 1981 Aquilar
Foreign Patent Documents
407679 March 1910 FRX
Other references
  • Symbol Sourcebook, .COPYRGT.1972, p. 120, Heavy Rain, Continuous, Symbol, upper right side of page.
Patent History
Patent number: D335921
Type: Grant
Filed: Aug 14, 1991
Date of Patent: May 25, 1993
Inventor: Barbara L. Brake (Piedmont, SC)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lisa Lichtenstein
Attorney: Leon Gilden
Application Number: 7/745,103
Classifications
Current U.S. Class: Filter (D23/365)