Diagnostic testing material

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Description

FIG. 1 is an exploded perspective view of a diagnostic testing material, showing my new design;

FIG. 2 is a top plan view thereof, the bottom being flat and unadorned;

FIG. 3 is a side elevational view thereof, the opposite side view being a mirror image; and,

FIG. 4 is an end view thereof, the opposite end view being a mirror image.

Referenced Cited
U.S. Patent Documents
D239548 April 1976 Schiff et al.
D274261 June 12, 1984 Valencia
D277699 February 19, 1985 Valencia
D283159 March 25, 1986 Godsey
3469686 September 1969 Gutsche et al.
5141718 August 25, 1992 Clark
Patent History
Patent number: D340289
Type: Grant
Filed: Jul 7, 1992
Date of Patent: Oct 12, 1993
Inventor: Jan Gerber (Alphen ad/Rijn)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Antoine D. Davis
Law Firm: Watson, Cole, Grindle & Watson
Application Number: 7/909,992