Testing instrument

- Unipath Limited
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Description

FIG. 1 is a perspective view of a testing instrument showing my new design from the front, top and left side;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D341663 November 23, 1993 Coulter
D348522 July 5, 1994 Groothuizen
D358218 May 9, 1995 Groothuizen et al.
4857453 August 15, 1989 Ullman et al.
Patent History
Patent number: D379663
Type: Grant
Filed: Mar 22, 1995
Date of Patent: Jun 3, 1997
Assignee: Unipath Limited (Hampshire)
Inventors: Michael T. Pearson (Surrey), Kishen Gohil (Surrey)
Primary Examiner: Doris V. Coles
Assistant Examiner: I. Simmons
Law Firm: Cushman Darby & Cushman IP Group of Pillsbury Madison & Sutro, L.L.P.
Application Number: 0/36,577