Tonometer

- Haag-Streit AG
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Description

FIG. 1 is a perspective view of a tonometer showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom view thereof;

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

FIG. 7 is a right side elevational view thereof.

Referenced Cited
U.S. Patent Documents
D348224 June 28, 1994 Hayashi
4735209 April 5, 1988 Foody
4922914 May 8, 1990 Segal et al.
4987899 January 29, 1991 Brown
5474066 December 12, 1995 Grolman
5638149 June 10, 1997 Machemer et al.
Patent History
Patent number: D427313
Type: Grant
Filed: Jun 28, 1999
Date of Patent: Jun 27, 2000
Assignee: Haag-Streit AG (Koniz)
Inventor: Daniel Cox (Munster)
Primary Examiner: Stella Reid
Application Number: 0/106,975
Classifications
Current U.S. Class: Ophthalmic (44) (D24/172)
International Classification: 2401;