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Publication numberUSD250348 S
Publication typeGrant
Application numberUS 05/773,981
Publication dateNov 21, 1978
Filing dateMar 3, 1977
Publication number05773981, 773981, US D250348 S, US D250348S, US-S-D250348, USD250348 S, USD250348S
InventorsMichael Frangiosa, William McMichael
Original AssigneeAmerican Hospital Supply Corporation
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Test tube rack
US D250348 S
Abstract  available in
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  1. The ornamental design for a test tube rack, as shown and described.

FIG. 1 is a perspective view of the test tube rack incorporating the teaching of the present invention;

FIG. 2 is a top plan view of one embodiment of the test tube rack;

FIG. 3 is a front view of the test tube rack;

FIG. 4 is a side elevational view of the test tube rack;

FIG. 5 is a rear view of the test tube rack.

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US6254826Nov 13, 1998Jul 3, 2001Gen-Probe IncorporatedAssay work station
US6846456Apr 6, 2001Jan 25, 2005Gen-Probe IncorporatedAssay work station
US6852283Apr 6, 2001Feb 8, 2005Gen-Probe IncorporatedSubstance transfer device
US20050025673 *Aug 25, 2004Feb 3, 2005Gen-Probe IncorporatedSubstance transfer device
US20080099033 *Oct 17, 2006May 1, 2008Wen-Ya YehFrame for installing hairdressing tools
USD733914 *May 14, 2012Jul 7, 2015Life Technologies AsRack device assembly
U.S. ClassificationD24/230