Ventilator section

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Description

FIG. 1 is a front elevational view of a ventilator section showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is an elevational view taken from one end thereof, the opposite end being a mirror image of the end shown; and,

FIG. 4 is a top plan view thereof, the bottom being a mirror image of the top shown.

Referenced Cited
U.S. Patent Documents
D165244 November 1951 Rondessy
D214031 May 1969 Rose
D245102 July 19, 1977 Gross
3287870 November 1966 Johnson
Patent History
Patent number: D258985
Type: Grant
Filed: Dec 4, 1978
Date of Patent: Apr 21, 1981
Inventors: Elwin E. Peirce (Salem, OR), Arthur L. Waltz (Salem, OR)
Primary Examiner: James R. Largen
Attorney: T. W. Secrest
Application Number: 5/966,148
Classifications
Current U.S. Class: D23/163; D25/52; D25/91
International Classification: D2304;