Laboratory hood

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Description

FIG. 1 is a perspective view of a laboratory hood showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof, the left side being substantially similar in appearance;

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D231615 May 1974 Nygard et al.
D242861 December 28, 1976 Carlson
3284148 November 1966 Ramniceanu
3340788 September 1967 Landingham et al.
3511162 May 1970 Truman
4505190 March 19, 1985 Fink et al.
4553992 November 19, 1985 Boissinot et al.
Other references
  • 1981-1982 American Scientific Products Catalogue, p. 614, "Microbiology Safety Hood"and p. 622, "Basic Clean Air Work Station".
Patent History
Patent number: D285719
Type: Grant
Filed: Dec 24, 1984
Date of Patent: Sep 16, 1986
Inventor: Daniel R. Conlon (Jenkintown, PA)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Brian N. Vinson
Attorney: Paul Lipsitz
Application Number: 6/685,734
Classifications
Current U.S. Class: D23/151