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Publication numberUSD318728 S
Publication typeGrant
Application numberUS 07/185,815
Publication dateJul 30, 1991
Filing dateApr 25, 1988
Publication number07185815, 185815, US D318728 S, US D318728S, US-S-D318728, USD318728 S, USD318728S
InventorsSholom Braune
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Test tube
US D318728 S
Abstract  available in
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  1. The ornamental design for a test tube, as shown and described.

FIG. 1 is a front elevational view of a test tube, showing our new design, with all other sides being identical thereto;

FIG. 2 is a cross-sectional view taken along line 2--2 of FIG. 1;

FIG. 3 is a top plan view thereof; and

FIG. 4 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
USD751921 *Oct 1, 2013Mar 22, 2016The Plasticsam LimitedObject storage device
USD758526 *Jul 24, 2014Jun 7, 2016Jeffrey James QuailCompressed gas cartridge
U.S. ClassificationD24/224