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Publication numberUSD251183 S
Publication typeGrant
Application numberUS 05/785,929
Publication dateFeb 27, 1979
Filing dateApr 8, 1977
Publication number05785929, 785929, US D251183 S, US D251183S, US-S-D251183, USD251183 S, USD251183S
InventorsJames L. Howard
Original AssigneeEarl Cooper Phifer
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Electrical testing instrument
US D251183 S
Abstract  available in
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  1. The ornamental design for electrical testing instrument, substantially as shown.

FIG. 1 is a front perspective view of an electrical testing instrument showing my new design; and

FIG. 2 is a rear perspective view thereof.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US7064554Oct 7, 2004Jun 20, 2006Harold MooreFluorescent light bulb test apparatus and method of use
US7102344May 27, 2005Sep 5, 2006Short Barry W FCircuit tester
U.S. ClassificationD10/75