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Publication numberUSD457491 S1
Publication typeGrant
Application numberUS 29/127,960
Publication dateMay 21, 2002
Filing dateDec 22, 1997
Priority dateDec 22, 1997
Publication number127960, 29127960, US D457491 S1, US D457491S1, US-S1-D457491, USD457491 S1, USD457491S1
InventorsDonald Kaiser, Jeff Valery, Earl McCullough
Original AssigneeAmerican Sigma, Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Ultrasonic transducer
US D457491 S1
Abstract  available in
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  1. The ornamental design for an ultrasonic transducer, as shown and described.

FIG. 1 is a perspective view of a new, original, and ornamental design of a preferred embodiment of the present invention.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a side elevational view thereof.

FIG. 4 is a rear elevational view thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a second side elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7721600Mar 16, 2007May 25, 2010Eastech Flow Controls, Inc.Flow measurement apparatus and method
US8447533Oct 12, 2010May 21, 2013Eastech Flow Controls, Inc.Method of wastewater flow measurement, system analysis, and improvement
USD753061 *Nov 19, 2014Apr 5, 2016CsirTransducer
U.S. ClassificationD13/101